39results about How to "Damage effective" patented technology

The invention provides a soft and rigid combination board and a cover film windowing and grounding method thereof. The method comprises the following steps of S01, preparing an FPC (Flexible Printed Circuit) internal layer base material and a hard board base material, and etching an FPC internal layer circuit(s) on the upper surface and/or the lower surface of the FPC internal layer base material; S02, pasting an internal layer cover film(s) on the upper surface and/or the lower surface of the FPC internal layer base material pasted with the FPC internal layer circuit(s); S03, pasting the hard board base material on the FPC internal base material on the internal layer cover films, opening a slot in the hard board base material, and exposing the internal layer cover films to form the soft and rigid combination board; S04, using laser to carry out grounding and windowing processing on the internal layer cover films on the bottom part of the slot of the hard board base material, and scorching the internal layer cover films through the laser to form a grounding window, and exposing the FPC internal layer circuits; S05, after scorching, pasting electromagnetic shielding layers on the exposed FPC internal layer circuits to form grounding continuity. According to the soft and rigid combination board and the cover film windowing and grounding method thereof, the production efficiency is high, the quality of the board is good, and the production cost is low.

The invention discloses a CO-OFDM transmission system nonlinear damage compensation system and method, and the system comprises a radio frequency OFDM transmitter which carries out the modulation andmapping of a to-be-transmitted signal, and transmits the modulated and mapped signal to an optical I/O modulator; an optical I/O modulator which converts the received signal from an electric signal into an OFDM optical signal, and transmits the OFDM optical signal to an optical fiber link; each OPC optical phase conjugation device in the optical fiber link couples the signals and generates opposite signals through a high nonlinear optical fiber HNLF so as to compensate nonlinear damage of the optical fiber link; the optical fiber link sends an output signal to the optical coherence detector; the optical coherence detector demodulates the received signal, demodulates the optical signal into an electric signal, and sends the demodulated electric signal to the radio frequency OFDM receiver; and the radio frequency OFDM receiver restores the received electric signal.

The invention discloses a molecular biological model for eliminating oral pigment biofilm with protease and a preparation method thereof. According to the invention, a self-assembly protein film is formed on the surface of a QCM-D (quartz crystal microbalance with dissipation monitoring) or SPR (surface plasmon resonance) chip to build an in-vitro model of an oral protein biofilm; then a common edible pigment compound is added, and the adsorption and desorption reaction between the pigment and protein on a biochip is in-situ, real-time and dynamically monitored on QCM and SPR, thus a colored biofilm model on the surfaces of teeth and a repairing material is built, the mechanism of interaction between the pigment and protein is researched, and the mechanism of coloring, caused by the pigment, of the surfaces of natural teeth and artificial material is explored; and the adsorbed protein/pigment film is further catalytically degraded by protease (such as papain), the efficiency of the biological protease in degrading the pigment under different experiment conditions is researched, and the bioactivity of the biological protease under different experiment conditions is explored, thus an optimal experiment condition for safely and efficiently hydrolyzing the pigment biofilm with the biological protease is screened.

The invention provides a protection device and a cable with the protection device. The protection device is used for protecting a gas insulation enclosed switchgear terminal of a cable. The protectiondevice comprises a protective casing sleeved on the outer periphery of the terminal; and a buffer structure disposed in the protective casing to isolate the terminal from the inner wall surface of the protective casing; wherein when the cable is repaired, the protection device is sleeved on the outer periphery of the terminal to protect the terminal. By applying the technical solution of the present invention, the problem of high damage rate of the GIS terminal in the repair process of the cable line in the prior art can be solved.

The invention relates to an air purification method and an air purification system for an indoor place and belongs to the technical field of air purification. The air purification method comprises thestep that pre-purification is performed, wherein when it is detected an air quality deterioration source enters the indoor place from an entrance of the indoor place, the air in the indoor place is pre-purified; and by detecting whether the air quality deterioration source enters the indoor place from the entrance of the indoor place, when the air quality deterioration source enters the indoor place, the air in the indoor place is subjected to preventive cleaning treatment in advance, so that it is avoided that the air purification treatment is not started until it is detected that the air quality deteriorates to the predetermined level or above in the entire purification process, the air quality in indoor places is maintained effectively, and the air purification method and the air purification system can be widely applied to the air purification in the places such as toilets and smoking rooms.

The invention belongs to a pharmaceutical composition for treating atherosclerosis and its application; the pharmaceutical composition is prepared from the following raw materials: cyclovir buxicine D, barretoxin, and swertiamarin; it has stable quality control, It is safe and effective, natural and non-toxic, and suitable for long-term use.

The invention discloses an anti-leakage construction process for installation of an external flush type external window. The anti-leakage construction process comprises the following steps that (1) construction preparation is conducted; (2) a base layer is cleaned and treated; (3) an outer slope type water apron platform is constructed; (4) an inner tongue-and-groove is constructed, and an outer window water stop pull piece groove is reserved; (5) a polyurethane waterproof coating is constructed; (6) an external window is installed and fixed; (7) gluing and sealing are conducted; and (8) external thermal insulation construction and angle steel corner protection are conducted. According to the anti-leakage construction process, the external window is installed outside in an aligned mode, the windowsill and window heat preservation procedure is omitted, cutting and using of sporadic organic blocks are greatly reduced, pollution of non-degradable floating objects to the environment is reduced, and the influence of noise on surrounding residents is reduced.

The invention discloses a communication cable which comprises a cable core, wherein the cable core is externally wrapped by a tape; the surface of the tape is wrapped by a shielding layer; the shielding layer is externally wrapped by a cable sheath; the cable core at least comprises a conductor and a conductor sheath; the conductor sheath is tightly wound around the conductor; an insulating layer is arranged between the conductor and the conductor sheath; the insulating layer is made of polyethylene; a heat preservation material is arranged on the surface of the shielding layer; the shielding layer is made of a metal material. By adopting the communication cable disclosed by the invention, the consumption of materials can be reduced, the cost can be lowered, the shielding effect can be improved, and a heat preservation function is achieved.

The invention discloses a grinding wheel with a potassium and sulfur compound. The grinding wheel comprises a grinding wheel base body. Hexagonal shallow grooves and a gear opening are machined in thegrinding wheel base body, and the gear opening is in butt joint with the hexagonal shallow grooves in the outermost edge. The grinding wheel is further sequentially coated with a grinding wheel resinlayer, a potassium and sulfur compound layer and an abrasive layer. The grinding wheel with the potassium and sulfur compound is specific to the problem that when a traditional grinding wheel is usedfor grinding a workpiece, the transient temperature can reach 600 DEG C, a workpiece is likely to be damaged, and the grinding wheel is likely to be damaged, the potassium and sulfur compound is added in the grinding wheel preparing process, the melting point of the potassium and sulfur compound is only 480 DEG C, and the potassium and sulfur compound can be melted enough under the grinding high-temperature condition; and meanwhile, the hexagonal shallow grooves and the gear opening are machined in the grinding wheel so that the molten liquid potassium and sulfur compound can seep from the hexagonal shallow grooves and be transited to the cutting edge position of the grinding wheel through the gear opening, the cut workpiece is effectively cooled, the temperature of the cut workpiece is low, the cutting speed is high, the cutting efficiency is greatly improved, and the cutting time is shortened.

The invention belongs to the field of pharmacy, disclosing a novel purpose of lipoamide which is used for preparing a preparation for preventing or curing diseases being relevant to cell trauma. The invention discloses the novel purpose at the aspect of preventing and curing cell trauma for the first time; in addition, the extremely effective easing and curing function of the lipoamide to the trauma of retinal pigment epithelium cell is disclosed for the first time, the pharmacological actions are very obvious, no any toxic and side effects appear and the admirable medicated prospect can be reached.

The invention belongs to a pharmaceutical composition for treating atherosclerosis and application. The pharmaceutical composition is prepared from cyclovirobuxine D, periplocin and swertiamarin. The pharmaceutical composition has the advantages of being stable in mass control, safe, effective, natural, free of toxicity and suitable for being taken for a long term.

The invention belongs to a pharmaceutical composition for treating atherosclerosis and its application; the pharmaceutical composition is prepared from the following raw materials: acteocoside, angelica root A, and aristolochic acid; it has stable quality control, is safe and effective, and is natural The advantages of being non-toxic and suitable for long-term use.