68results about How to "Stability does not affect" patented technology

The invention discloses an elastomer gel water-in-water colorful system paint which is formed by mixing a dispersed phase with a continuous phase, and the elastomer gel water-in-water colorful system painting is characterized in that: the dispersed phase consists of protective glue solution and elastic paint, the protective glue solution contains cation protective glue and is quaternary ammonium salt polysaccharide polymer with low grafting degree; the continuous phase contains gels which is anion polysaccharide cellulose ether; the weight ratio of the dispersed phase and the continuous phase is 1:1-2. When the cation protective glue in the dispersed phase meets the gels in the continuous phase, the cations and the anions can be bonded mutually; and simultaneously, the long-chain quaternary ammonium salt can form complex with acidic polysaccharide, chemical crosslinking occurs among active groups, so that the hardness of the paint can be adjusted, the stability is good, and the proportion of color grains can reach 40-50 percent.

The invention provides a multi-mode control method of an active clamp fly-back converter. In the fly-back converter, a controller realizes mode switching among a lagging edge non-complementary mode, aleading edge non-complementary mode and a leading edge non-complementary Burst mode of two driving signals after detecting a feedback voltage and comparing the feedback voltage with a set mode switching threshold voltage. According to the invention, the lagging edge non-complementary mode is adopted to reduce the circulating current of the converter, the leading edge non-complementary mode is adopted instead of a common fly-back mode to improve the light-load efficiency, and the leading edge non-complementary burst mode is adopted under the condition of no load in order to limit the magnitudeof the primary peak current in the burst mode, avoid audio noise and achieve low no-load power consumption.

The invention relates to a method for controlling the small disturbance voltage stability of a microgrid system. The microgrid system controlled by the method comprises a photovoltaic power source, adiesel generator and a DFIG that are connected to one end of a 10kV bus. The control method includes the following steps of: 1) state variable acquisition, including the acquisition of a photovoltaicpower source state variable, the acquisition of a diesel generator state variable, and the acquisition of a DFIG state variable; 2) characteristic value calculation including combining the photovoltaic power source state variable, the diesel generator state variable, and the DFIG state variable to construct a system state space model and to obtain the characteristic value of a system state matrix;3) specific parameter determination including combining the acquired characteristic value and the change trend of a voltage dynamic response curve at a PCC point, and determining the specific parameter affecting the small disturbance voltage stability; and 4) voltage control including improving the specific parameter to improve the small disturbance voltage stability. Compared with the prior art,the method is simple and visual, reduced in cost, and high in control efficiency.

The invention discloses a detection method of mobile terminal short message intercepting type malicious code, comprising: registering a broadcast receiver in the mobile terminal system; using the broadcast processing function of the broadcast receiver to record all short messages newly received by the mobile terminal; After the set time, use all the short messages in the inbox of the mobile terminal to match all the short messages recorded by the broadcast processing function one by one; if the short messages recorded by the broadcast processing function fail to match the short messages in the inbox, the broadcast processing function The recorded short messages with unsuccessful matching are intercepted by malicious codes, and there are short message intercepting malicious codes in the mobile terminal system. The invention also discloses a detection system of mobile terminal short message interception type malicious code. The method and system can automatically run dynamic monitoring, detect malicious codes immediately when the interception occurs, and have more accurate detection and judgment results, and at the same time, the running cost is smaller, and the performance of the system is hardly affected.

The invention relates to the technical field of MEMS, in particular to a MEMS sensor controller circuit. The control circuit comprises a detecting unit, an analog-digital conversion unit, a loop filter unit, a quantization unit, a feedback unit and a mechanical zero adjusting unit, wherein the detecting unit is used for converting an original analog signal from the MEMS sensor into an analog voltage signal, the analog-digital conversion unit is used for converting the analog voltage signal into a digital signal, the loop filter unit is used for adjusting and controlling circuit system parameters, the quantization unit is used for converting bit wide of the digital signal, the feedback unit is used for generating a feedback signal and adjusting a MEMS sensing element, and the mechanical zero adjusting unit is used for receiving signals output from the quantization unit and the analog-digital conversion unit, and adjusting system parameters. According to the MEMS sensor controller circuit, the full freedom identification and tunableness of the MEMS sensor system are achieved by introducing the mechanical zero adjusting unit and improving the loop filter unit, the system stability isincrease, and the system precision is improved.

The invention relates to a hot-blast duct compensator masonry structure of a hot-blast furnace, belonging to the technical field of hot-blast furnaces in the metallurgical industry. The masonry structure comprises a duct steel shell, an annular plate, a corrugated tube, expansion joints, a heat insulation layer, fireproof spray paint, a first heat insulation brick layer, a second heat insulation brick layer, refractory bricks, dilation joints of the first heat insulation brick layer, dilation joints of the second heat insulation brick layer, dilation joints of the refractory bricks, and special-shaped refractory bricks. According to the invention, the special-shaped refractory bricks effectively protect refractory fiber blankets filled in the dilation joints, thus preventing the refractory fiber blankets from being carried away by high-temperature high-pressure air flow in the working period of a hot-blast duct, especially in the early working stage; under the double action of the special-shaped refractory bricks and heated compaction, the refractory fiber blankets can stably work for long time and absorb heat to dilate, thus protecting the corrugated tube; the arrangement of the inverse labyrinth dilation joints is opposite to the direction of air flow, thus ensuring that the air flow is more difficult to leak into the corrugated tube and forming multiple protection on the corrugated tube; and latching of the refractory bricks and the special-shaped refractory bricks increases the overall stability of the masonry, thus ensuring the long-time stable work of the hot-blast duct.

The invention relates to a parallel computing network division method capable of absorbing interface delays of different step lengths. The method comprises the following steps: step 1: determining a transmission line port equation of a Thevenin equivalent circuit incorporating into a sub-network; step 2: performing different step length simulation of transmission line decoupling; step 3: performing preset simulation step length discretization on a sub-network I and a sub-network II; and step 4: simulating the discretized simulation step length. The method can realize complete parallel simulation and is an ideal simulation method in real-time simulation. A transmission line suitable for network division in a network needs to be found by applying a different step length simulation algorithm based on the transmission line and is transformed into a transmission line model of a big step length delay, and the network is decoupled through the model. A computing error caused by no interface delays during electromagnetic transient parallel network division of different step lengths can be realized and numerical oscillations and simulation errors caused by the interface delays can be reduced or avoided.

The invention discloses a heating device for heating electronic cigarettes and an electronic smoking system. The heating device for heating electronic cigarettes comprises a heating element and a fixing device for fixing the heating element, wherein the heating element comprises a substrate layer made of a metal material, a first insulating medium layer, a heating resistor layer and a second insulating medium layer are sequentially arranged on the substrate layer, and the resistance value of the heating resistor layer has temperature-related characteristics; the heating element comprises a heating part and a holding part; and the fixing device is used for fixing the heating element, the fixing device comprises a first fixing element and a second fixing element positioned below the first fixing element, and the first fixing element and the second fixing element are respectively provided with an upper fixing position and a lower fixing position on the holding part of the heating element.Compared with a traditional ceramic heating sheet, the heating element with the structure has the advantages of high mechanical strength and long service life; and in addition, the stability of the heating element can be further enhanced by the fixing device, and the heating element is not easy to bend and deform.

The invention provides a liquefied gas carrier cargo compartment and ballast compartment layout scheme. A cargo compartment chamber of a liquefied gas carrier at least comprises a ballast compartment set, a No.1, No.2 and No.3 cargo compartments orderly arranged from a carrier head to tail, wherein the ballast compartment set comprises No.1, No.2 No.3, No.4, No.5 and No.6 ballast compartments orderly arranged on the carrier head to tail; a No.1 cargo compartment transverse bulkhead is arranged between the No.1 cargo compartment and the No.2 cargo compartment; a No.1 ballast compartment transverse bulkhead is mounted between the No.2 ballast compartment and the No.2 ballast compartment; a No.2 ballast compartment transverse bulkhead is mounted between the No.2 ballast compartment and the No.3 ballast compartment; the No.1 cargo compartment transverse bulkhead is placed between the No.1 ballast compartment transverse bulkhead and the No.2 ballast compartment transverse bulkhead; and the distance between the No.1 cargo compartment transverse bulkhead and the No.1 ballast compartment, and the distance between the No.1 cargo compartment transverse bulkhead and the No.2 ballast compartment transverse bulkhead are both greater than 9.55m and smaller than 10.75m. The liquefied gas carrier cargo compartment and ballast compartment layout scheme has great loading adjustment flexibility and can meet damage stability.

The invention relates to a system bus which utilizes the Ethernet as the industrial controller. The system bus consists of a backplane; at least one Ethernet exchanger is arranged on the backplane and the Ethernet exchanger is provided with a plurality of connecting port terminals; at least one integrated circuit board slot and at least one group of connection signal lines are arranged on every integrated circuit board slot. One group of connection signal lines of every integrated circuit board slot are electrically connected with a connecting port terminal of the Ethernet exchanger, wherein, the line of the integrated circuit board slot is arranged in accordance with the line of the Ethernet electric signal. The invention utilizes the Ethernet as the system bus of the industrial controller to replace the system bus in prior art; by the mature technology of the Ethernet and the characteristics of the Ethernet, the invention has the advantages of good stability, expansion capability of the integrated circuit board slot and support of hot swap.

The present invention relates to a prescription-improved navelbine soft capsule, its preparation method and application. It is characterized by that said soft capsule composition contains navelbine or navelbine tartrate, ethyl alcohol and polyethylene glycol, and in said soft capsule the water and glycerine are not contained.

The invention discloses a bowl fastener connector for a bowl-holding scaffold. The bowl fastener connector comprises a vertical rod, an upper bowl fastener, a cross rod limiting module, a lower bowl fastener and a cross rod connector, wherein the upper bowl fastener, a limiting pin, the cross rod limiting module and the lower bowl fastener are installed on the outer wall of the vertical rod from top to bottom in sequence. According to the bowl fastener connector, a cross rod is fixed through the upper bowl fastener and the lower bowl fastener, installation and detachment are both convenient, the cross rod is clamped and fixed to the upper bowl fastener and the lower bowl fastener through the upper end and lower end of the cross rod connector respectively, and scaffold installation stability can be effectively guaranteed through a sawtooth groove formed in the bottom of the cross rod connector and a cross rod limiting stand column arranged on the inner wall of the cross rod connector. Meanwhile, the upper end and the lower end of the bowl fastener connector are clamped and stressed, so that the stability of the scaffold can not be affected even if the bowl fastener connector rusts.

The invention provides a natural nourishing, skin-cleaning, skin-care, acne-removing and face-cleaning gel and a preparation method thereof. The natural nourishing, skin-cleaning, skin-care, acne-removing and face-cleaning gel is prepared from the following raw materials: fructus rosa rugosa oil, almond oil, Calendula officinalis L. oil, grape seed oil, pine needle oil, Vitellaria paradoxa C. F. Gaertn. oil, a herba violae extracting solution, a lemon extracting solution, a mint extracting solution, a centellae herba extracting solution, a lavandula angustifolia extracting solution, a Garcinia mangostana L. peel extracting solution, a mung bean extracting solution, a fructus gleditsiae sinensis extracting solution, vitamin E, lubrajel, glycolic acid, an ice crystal forming agent AVC, sodium alginate, carbomer 941, a 30% triethanolamine solution. sodium lauroyl sarcosinate, a surfactant AES, a surfactant CAB, 1, 2-propylene glycol, distilled water and ethylparaben. Compared with the prior art, the gel provided by the invention contains various natural effective components, is light and moist, fine and uniform in texture, safe and mild, quick in absorbing, moderate in foam, easy in cleaning and fragrant in smell, and can deeply nourish the skin, resist inflammation, remove acne, maintain the skin and help the skin to return to a healthy state.

An annular self-locking type hydraulic leg comprises a hydraulic cylinder, an outer barrel, an inner friction column, friction rings, springs and an unlocking mechanism. The hydraulic cylinder comprises a cylinder body and a piston rod, the upper end of the piston rod is fixedly connected with the lower end of the inner friction column, and the upper end of the inner friction column extends out of the outer barrel. The annular self-locking type hydraulic leg can complete supporting by only relying on mechanical self locking formed among the friction rings, the outer barrel and the inner friction column when the piston rod drives the inner friction column to extend out to the state needed by working, and the hydraulic cylinder no longer needs to bear support force, so that requirement on a hydraulic lock is lowered. When the annular self-locking type hydraulic leg completes supporting, the inner friction column can retract only by the aid of the unlocking mechanism. The annular self-locking type hydraulic leg is simple in structure, convenient to operate and high in reliability.

The invention discloses an adjustable hydraulic support leg device. The adjustable hydraulic support leg device comprises an outer barrel, an inner barrel and an oil cylinder, wherein the oil cylinder comprises a cylinder body and a piston rod; the lower end of the piston rod extends out of the cylinder body; the outer barrel is fixedly connected with the cylinder body; the lower end of the piston rod is connected with the upper end of the inner barrel; the outer barrel is covered outside the inner barrel and the oil cylinder; at least one first pin hole is formed in the outer barrel; a second pin hole which is matched with the first pin hole is formed in the inner barrel; and the first pin hole and the corresponding second pin hole are provided with a connecting piece for connecting the inner barrel and the outer barrel in a through manner. The adjustable hydraulic support leg device is only locked by a mechanical device when the piston rod drives the outer barrel to upwards extend to the needed working status, and the oil cylinder is free from vehicle body gravity, so that the requirements to a hydraulic lock can be reduced.

The invention discloses a through-the-wall radar detection system and detection method based on an unmanned aerial vehicle. The system comprises the unmanned aerial vehicle, an environment sensing unit, a through-the-wall radar, a holder and a control unit; The unmanned aerial vehicle, the environment sensing unit, the through-the-wall radar and the holder are all connected with the control unit; the through-the-wall radar is located on the unmanned aerial vehicle and is used for detecting an external structure, an internal structure and internal personnel of the to-be-detected building; the environment sensing unit is located on the unmanned aerial vehicle and used for sensing flight environment information of the unmanned aerial vehicle and sending the flight environment information to the control unit. The control unit controls the flight of the unmanned aerial vehicle according to the flight environment information, so that the distance between the unmanned aerial vehicle and the outer wall body is kept within a certain range; the holder is located on the unmanned aerial vehicle, the transceiving antenna of the through-the-wall radar is located on the holder, and the control unit controls the movement of the holder according to the flight environment information so as to enable the array plane of the transceiving antenna to be parallel to the outer wall body. The system has the advantages of simple structure, good detection performance and the like.

The invention relates to the technical field of die-casting dies, and discloses a die-casting die with a mounting and positioning mechanism. The die-casting die comprises a die-casting movable template, wherein first sliding grooves are formed in one side of the die-casting movable template, a first sliding block is slidably connected in each first sliding groove, and the top of each first slidingblock is fixedly connected with a first bolt and is in threaded connection with a clamping block; and the end of each first sliding groove is slidably connected with a second sliding block, the top of each second sliding block is sleeved with a movable sleeve, a sliding rod is welded to the end of each movable sleeve, the bottom end of each sliding rod is in threaded connection with a screw, oneside of each sliding rod is sleeved with a connecting frame, and a circular sliding groove is formed in the middle of each connecting frame. According to the die-casting die, through sliding connection of the second sliding blocks and the movable sleeves, the rotary discs drive the screw rods to conduct lifting operation on the connecting frames and drive the mounting discs to rotate in the circular sliding grooves, so that left-right, up-down and angle adjustment of a mold is achieved, fine adjustment is effectively conducted on the mold, positioning and mounting of the mold are facilitated,the safety is guaranteed, the installation time is shortened, and the work efficiency is improved.

The invention discloses a baby stroller with high buffering protection performance and a working method thereof, and relates to the field of baby strollers, the baby stroller comprises a baby crib, a hand push rod, a sunshade rod, a sunshade curtain, a damping box, a mounting frame, a buffering front wheel assembly, a damping rear wheel assembly, a storage box and a protection assembly; according to the baby stroller, most of vibration generated in the running process of the baby stroller is counteracted through a third buffer spring and a fourth buffer spring, the stability of the whole stroller body of the baby stroller is guaranteed, the vibration generated in the running process of the baby stroller can be further weakened through a damping assembly, and therefore the effects of high buffering and strong shock resistance are achieved; according to the baby stroller, the stability of the baby crib is guaranteed, the angle of the turnover plate is adjusted through the protection assembly, so that the supporting seat can provide support when the baby stroller tends to turn over on one side, the probability of turning over on one side of the baby stroller is further reduced, injuries caused by falling over of a baby are avoided, and the baby stroller is high in safety and good in protection performance.

An equipment for synthesizing the multi-wall carbon nanotubes by water protected arc method features that a protecting pox with downward opening is arranged for the arc region between anode and cathode. In the beginning stage, the gas generated by arc can expel water from the protecting box to form a gas reaction chamber. Its advantages are less loss of carbon as less water vapour taking part in reaction with electrode, high arc stability, high output and impurity of nanotubes, and low cost.

The invention relates to the technical field of dental instruments, in particular to a drill bit for dental implantation. According to the specific technical scheme, the drill bit for dental implantation comprises a drill bit body and a drill rod which are fixed through a base plate, the drill rod is sleeved with a bearing, a base table is fixed to the outer ring of the bearing, a water storage cavity is formed in the axis of the drill bit body, a water outlet channel communicated with the water storage cavity is formed in the water storage cavity, and a chip suction cavity is formed in the drill bit body around the water storage cavity. A plurality of chip suction holes communicated with the chip suction cavity are formed in the side wall of the drill bit; a plurality of annular chip suction holes communicated with the chip suction cavity and a plurality of water inlet channels communicated with the water storage cavity are formed in the base plate, an annular chip suction groove communicated with the annular chip suction holes and an annular water inlet groove communicated with the water inlet channels are formed in the base table, and an air port and a water inlet are formed inthe annular chip suction groove and the annular water inlet groove respectively. The air port and the water inlet are connected with an air pump and a water pump through pipelines respectively. In theworking process of the drill bit, cooling and chip removal can be conducted on the drill bit at the same time.

The invention discloses a method for suppressing torque ripple of a permanent magnet synchronous motor. The method comprises the following steps of establishing a mathematical model of the permanent magnet synchronous motor PMSM under a dq rotating coordinate system; establishing a load torque expression of the PMSM in the dq rotating coordinate system; adopting a disturbance torque observer to estimate the current compensation amount corresponding to a disturbance torque in real time; establishing an improved disturbance torque observer; obtaining a transfer function variable quantity; obtaining a sensitivity function and a supplementary sensitivity function of a transfer function; verifying the stability of the improved disturbance torque observer; and introducing the improved disturbance torque observer into a PMSM torque control system, so that the effect of restraining PMSM torque pulsation is achieved. According to the invention, the torque observer is adopted to suppress the voltage error generated by the disturbance torque, a quasi-differential observer is constructed to suppress the amplification effect of a differential link on the error signal, and the anti-interferencecapability of the control system is improved when the PMSM operates at a medium-low speed.

The invention discloses a feeding device for production and processing of a magnetic conductive pipe of a gearbox, and particularly relates to the technical field of gearbox production accessory feeding equipment.The feeding device achieves installation of a feeding frame and a hollow sleeve through a connecting plate, the magnetic conductive pipe enters from the feeding frame and enters the hollow sleeve through a feeding port, and the magnetic conductive pipe enters the hollow sleeve through a discharging port; the pushing air cylinder pushes the pushing and pressing plate to move downwards and push the magnetic conductive pipes, limiting and guiding of magnetic conductive pipe workpieces during automatic feeding are achieved through the hollow sleeve and the discharging barrel, falling of the magnetic conductive pipes in the feeding process is avoided, the other containing grooves rotate to the position below the discharging barrel, the magnetic conductive pipe workpieces are installed in the multiple containing grooves, and the discharging efficiency is improved. Automatic feeding of the magnetic conductive tube workpieces is achieved, limitation of manual operation is reduced, and working efficiency is improved. The sealing plate is installed on the top face of the deflection table and the top face of the vibration bin, the magnetic conductive pipe workpieces rotate to the discharging channel along the rotating frame, and under blocking of the blocking strip, the magnetic conductive pipe workpieces fall to the surface of the vibration bin from the discharging channel, and discharging is assisted.

The invention relates to a liquid dairy product containing wheat gluten and a preparation method thereof. The liquid dairy product is prepared from yoghourt and gluten which accounts for 5 to 10wt% of the yoghourt. The invention also provides a method for preparing the liquid dairy product. The liquid dairy product containing wheat gluten provided by the invention has excellent taste, an eater can taste the chewy of the gluten when chewing, and can feel the smooth of the yoghourt, so that the eater can further feel the durable flavor of the yoghourt.

The present invention provides a method for arranging cargo tanks and ballast tanks of a liquefied gas ship. The cabins of the liquefied gas ship at least include: a ballast tank group, and No. 1 to No. 3 cargo tanks arranged in sequence from the bow to the stern; The ballast tank group includes No. 1 to No. 6 ballast tanks arranged in sequence from the bow to the stern; there is a No. 1 cargo tank transverse bulkhead between the No. 1 cargo tank and the No. 2 cargo tank, and the No. 1 ballast tank There is a No. 1 ballast tank transverse bulkhead between the No. 2 ballast tank and the No. 2 ballast tank, and a No. 2 ballast tank transverse bulkhead between the No. 2 ballast tank and the No. 3 ballast tank. The No. 1 cargo hold transverse bulkhead is located between the No. 1 ballast tank transverse bulkhead and the No. 2 ballast tank transverse bulkhead; the No. 1 cargo hold transverse bulkhead and the No. 1 ballast tank transverse bulkhead The distance between the wall and the transverse bulkhead of No. 2 ballast tank is greater than 9.55m and less than 10.75m. The cargo tank and ballast tank layout method of the liquefied gas carrier has high flexibility for loading adjustment and meets the damage stability requirements.

The invention provides an engine cylinder cover plate demolding mechanism which comprises a mold frame, a sliding block, an inclined drawing rod and a driving cylinder are arranged on the mold frame, the sliding block is in sliding fit with the mold frame, and the sliding block is in linkage fit with the inclined drawing rod. The sliding block drives the first core pulling block on the inclined pulling rod to be demolded and separated from the inner wall of an outwards-protruding inclined sleeve on the engine steel cover plate; and an inclined pulling assembly is arranged on the inclined pulling rod in a sliding mode, a second core pulling block is arranged on the inclined pulling assembly, and when the inclined pulling rod slides in a core pulling mode in the direction away from the inclined sleeve, the inclined pulling assembly moves inwards in the radial direction of the inclined pulling rod, so that demolding separation of the second core pulling block and an inverted buckle on the inner wall of the inclined sleeve is achieved. The engine cylinder cover plate demolding mechanism is simple in structure, and inclined hole demolding and inverted buckle demolding of the inner wall of an inclined hole can be conducted at the same time through one driving structure.

The invention belongs to the field of cosmetics, and particularly relates to a preservative for fresh milk-containing baby cream, baby cream and a preparation method thereof. The preservative for the fresh milk-containing baby cream is prepared from the following components in parts by mass: 0.1-1 part of propylene glycol, 0.02-0.05 part of o-cymene-5-ol, 0.03-0.08 part of 1, 2-hexanediol, 0.05-0.08 part of ethylhexylglycerin, 0.03-0.08 part of methylparaben and 0.15-0.3 part of phenoxyethanol. Through the synergistic effect of all the parts, firstly, the preservative which has the preservative effect and is safe and mild is selected, and then, the preservative is added into a product containing milk protein to inspect the stability.

The invention relates to the technical field of water pump installation, and discloses an installation device for a water pump in a variable water level area, which includes a fixed base plate and an installation plate, a connecting seat is fixedly installed on the upper end of the fixed base plate, and a telescopic spring is fixedly installed on the upper end of the connecting seat. The upper end of the telescopic spring is fixedly connected with the lower end of the mounting plate, the lower end both sides of the mounting plate are fixedly equipped with limiting plates, the lower end of the fixed base plate is movably equipped with fixed claws, and the lower end of the fixed base plate is movably equipped with a buffer plate. In the present invention, through the setting of the telescopic spring and the fixed claw, when the water level drops, the extension spring shrinks, so that the height of the installation plate is lowered, and at the same time, the fixed spring can also shrink, and the overall driving device is lowered, so that the water pump can work normally. The fluctuation of the water surface can be absorbed by the buffer rod through the transmission of the buffer plate, so that the fluctuation of the water surface will not affect the stability of the fixed bottom plate, and the working state of the water pump can be guaranteed.

The invention belongs to the technical field of building pile foundations, and particularly relates to a synchronous forming method for a cast-in-situ bored pile anti-corrosion protection layer, which solves the problem that pile foundations in saline soil and other areas do not have effective anti-corrosion measures at present, and comprises the following steps: performing conventional cast-in-situ bored pile pore-forming work; preparing an anti-corrosion protection layer slurry material: preparing the anti-corrosion protection layer slurry material when underwater concrete is prepared to be poured; lowering an annular grouting device: lowering the annular grouting device to the bottom of the hole through lifting equipment while lowering the reinforcement cage; in the lifting grouting stage, after the underwater concrete is poured, lifting grouting is carried out immediately, and grouting is carried out while vibration lifting is carried out till the pile top and pile body concrete and an anti-corrosion protection layer are cured at the same time; the pile body anti-corrosion protection layer effectively improves the corrosion resistance of the pile foundation, improves the bearing capacity of the pile foundation, improves the durability of concrete and prolongs the service life of a bridge. The method has the advantages of simple principle, high efficiency, rapidness, remarkable anti-corrosion effect and the like.

The invention belongs to the technical field of rubber processing, and in particular relates to a rubber mixing machine for rubber processing. The technical problem to be solved by the present invention is to provide a rubber processing mixing machine that has good plasticizing effect, does not affect the stability of the rotating roller, is not easy to cause damage to the surface of the rotating roller, and can scrape off the residues on the rotating roller. A rubber mixing machine for rubber processing, including a frame, a hydraulic cylinder, a machine body, a raw material plasticizing adjustment mechanism, a pressing plate, a second motor, a third motor, a first rotating roller, a second rotating roller, a connecting plate, and a stabilizing mechanism. , the first scraping mechanism, the second scraping mechanism and the collection frame; the organism and the hydraulic cylinder are fixedly connected to the bottom of the frame. The invention achieves good plasticizing effect, does not affect the stability of the first rotating roller and the second rotating roller, is not easy to cause damage to the surface of the rotating roller, and can scrape off residues on it without causing damage to the collection frame. The effect of residue accumulation.

The invention discloses a circuit for solving inconsistency of gains among batches of chips, which is used for solving the inconsistency of gains among batches of chips of a CMOS (Complementary Metal-Oxide-Semiconductor Transistor) radio frequency receiving front end. The circuit comprises an in-chip fixed resistance voltage-dividing module, an in-chip switch resistance voltage-dividing module, and a difference variable gain amplifier module with a gain changing along with the change of a control voltage index. An end point VC of the in-chip switch resistance voltage-dividing module controls voltage division through a plurality of control word ports to generate a VC voltage value, and the VC voltage value is combined with the in-chip fixed resistance voltage-dividing module to generate control voltage. A difference radio frequency signal is amplified by a low-noise amplifier, and is subjected to frequency mixing together with a local signal through a frequency mixer to output a positive output signal and a negative output signal. The in-phase end and the inverse-phase end of the difference variable gain amplifier module respectively receive the positive output signal and the negative output signal of the frequency mixer, the control end of the difference variable gain amplifier module receives control voltage, and the control voltage controls the difference variable gain amplifier module to output a plurality of gains to be selected.