60 results about "Combat readiness" patented technology

The present invention discloses a connection structure of an airframe-airfoil of an unmanned aerial vehicle, which is realized by the connection of a pair of front and back joints of the airfoil and a pair of front and back joints at the oil box soleplate of the airframe that is the front joint of the airfoil is connected with the front joint of the airframe by bolts, and the back joint of the airfoil is connected with the back joint of the airframe by bolts. The airfoil and the airframe are linked just by four pairs of joints and four connection pieces, and the force transmission of the connection pieces is reasonable, which reduces the connection of joint parts and the concentration of stress; a majority of load is discharged during flying, which improves the anti-fatigue performance. The present invention has the characteristics of small size, good flexibility and large production batch. The structure can improve the rigidity of the joints to ensure the firm connection of the airframe and the airfoil and the high efficiency of the structure, and the structure belongs to the external connection, which has strong changeability and meets the requirement of combat readiness.

The invention discloses a fatigue monitoring and early warning system and a fatigue monitoring and early warning method based on a digital helmet, wherein the method comprises the following steps: acquiring electroencephalograph (EEG) signals of a user by virtue of an EEG collector which is integrated on the digital helmet, and analyzing a mental fatigue coefficient of the user according to the rhythmic change of the EEG signals; shooting an ocular image of the user by virtue of a camera which is integrated on the digital helmet, and analyzing a physiological fatigue coefficient of the user according to the ocular image; calculating the fatigue degree of the user according to the mental fatigue coefficient and the physiological fatigue coefficient of the user; and generating an alarm information including the fatigue degree of the user when the fatigue degree of the user exceeds a preset value of the user under normal circumstances, and transmitting the alarm information to a monitoring central platform by virtue of a communication network so as to early warning the fatigue status of the user. The system and the method disclosed by the invention, applied to digital battlefields, can be used for monitoring fatigue statuses of soldiers in real time during combat readiness or task execution of an army, and can be used for early warning soldiers in mental fatigue or physiological fatigue.

The invention provides a portable combined type multifunctional readiness stretcher, which is composed of a folding contractible type side bars, a mesh type hammock, an air cushion and an air pillow; the periphery of the mesh type hammock is provided with ring sleeves to be sleeved on the side bars; the air cushion is connected with the mesh type hammock; the air pillow is arranged on the upper surface of the air cushion; the middle of the folding contractible type side bar is provided with a hinge; two ends are sleeved with a contractible side bar and a contractible handle. Compared with the prior art, the multifunctional readiness stretcher of the invention has the advantages of small volume and convenient carrying as well as use when used as the stretcher, can be used as a camp cushion or the hammock to improve the life quality of soldiers when used as individual combat equipment, also can be used as a life raft for transporting personnel and equipment on water to improve the mobility and safety of armies in wartime. So the multifunctional readiness stretcher of the invention is a requisite apparatus for modern military combat training.

The invention provides a combined multipurpose aircraft carrier land-based catapult-assisted take-off training device which structurally comprises an engine base, a hydraulic lifting device, a cantilever runway, an aircraft carrier and a catapult assembly. The engine base is arranged in a groove excavated in the ground, one end of the cantilever runway is connected with the engine base through a hinge shaft, the catapult assembly is arranged in the engine base, the upper end of the hydraulic lifting device is hinged with the bottom of the cantilever runway, and the lower end of the hydraulic lifting device is connected with the bottom of the groove. The combined multipurpose aircraft carrier land-based catapult-assisted take-off training device has the advantages that the device is simple in structure, high in automation degree, convenient to operate, long in service life and easy to maintain and is safe and reliable; the device is high in adaptability since building of a land-based take-off runway is omitted; and due to the fact that a main take-off runway of an existing airport is occupied, the device can be mounted and used in any airport squares, and accordingly has high adaptability and powerful combat readiness function.

The invention relates to manufacturing process for vacuum frying instant shrimp, which is characterized in including steps of: 1) freezing, shell removing, cleaning fresh shrimps, wherein the ice flakes are layered, and fresh shrimp are buried and rigidified; 2) vacuum pickling, wherein shell removed shrimps are added with flavoring agent in vacuum, and mixed uniformly; 3) dewatering by vacuum frying, which is dewatering by frying in vacuum, removing oil adhering on the shrimp body; 4) cooling and packing. The novel instant shrimp manufactured by the process keeps flavor of the fresh shrimp, enhances mouth feeling. The product is evidently improved in quality, not only avoids shortcomings due to high temperature frying and baking, but also has advantages of short dewatering and drying time, low oil content, short watering time, low nutrition loss, great mouth feeling, capability of being eaten like instant noodles, wide application scope, suitability for boiling, convenience for matching with other dishes, long preservation period, easiness for storage, transportation, and being eaten during combat readiness, disaster relief.

The invention provides an equipment system fault integral diagnosis method and device. An integral diagnosis technology is applied to an equipment system, the important performance parameters of safe and critical functions of the equipment system and the state of each equipment and filed replaceable module can be monitored, when the fault occurs, on-line technical data is used, in addition, the fast detection and isolation on the fault is realized in a test mode, the fault diagnosis scene process is recorded in real time and is repeated through the fault recording and repeating function, and relevant contents such as fault data information and processing methods are recorded and stored through a built fault data database. The method and the device provided by the invention has the advantages that the goal of economic and effective detection and non-fuzzy isolation of equipment system fault can be realized, the task requirements can be met, meanwhile, data and experience are accumulated for the subsequent test and maintenance through recording and storing the fault information, and the combat readiness completeness, the task success performance and the safety of the equipment system are improved.

The invention provides an air situation simulation system for civil air defense training, comprising a scenario generation subsystem, a simulation implementing subsystem and a warning informing subsystem. The scenario generation subsystem is used for setting air situation plan information; the simulation implementing subsystem is used for calling a corresponding model according to the set air situation plan information to simulate an air situation scenario plan, and providing training conditioning means; the warning informing system is used for providing corresponding warnings according to data generated by the simulation implementing subsystem which performs simulating. The air situation simulation system for civil air defense training has the advantages that a simulation platform is provided for civil air defense pre-warning, air defense combat readiness quality is improved, and civil air defense countermeasures from a civil air defense command authority and commanded objects and civil air defense action in war state are benefited.

The invention discloses a remote fire extinguishing method and system. The system comprises launching vehicles, a command vehicle, a scout vehicle, a bomb vehicle, an unmanned aerial vehicle and fireextinguishing bombs. The scout vehicle is used for assessing fire situations; the unmanned aerial vehicle is used for transmitting back onsite fire conditions in real time; the command vehicle receives reports from the scout vehicle and returned images from the unmanned aerial vehicle and is used for issuing combat readiness order to each launching vehicle, sending fire position coordinates and giving an order to shoot; after each launching vehicle receives the position coordinates, firing data inputting, trajectory calculating, shooting and fire extinguishing bomb launching are carried out insequence; the bomb vehicle provides the bombs for the launching vehicles. Suppression covering fire extinguishment of large-scale fire in forests, grassland, high-rise buildings, industrial and mining enterprises, petrochemical enterprises, industrial areas, ports, logistics collection and distribution areas and the like can be performed from a distance of 2-6km. Fire extinguishing agents can bequickly and accurately launched towards a fire source in an initial stage of fire spreading, and preliminary fire suppression and isolation belt making are realized.

The invention relates to an electrolyte preparation method of three-dimensional nanometer silicon liquid storage batteries. The electrolyte consists of double ingredients: an ingredient A and an ingredient B, and contains silicon, sulphuric acid, phosphoric acid, lithium, potassium, aluminum, polyethylene glycol and purified water. The invention can realize the effects of high power, small internal resistance, long service life, at least five years of the colloid stability period, little self discharge and two years of storage period after sufficient charging of a colloid storage battery. The power maintains 90 percent, the self charging recovery reaches 90 percent, the invention is applicable to military combat readiness and automobile manufacture and storage, and the environment protection and energy saving effect reaches 30 percent. The maintenance is avoided, and the use is safe and reliable.

A mobile traction substation belongs to the technical field of manufacturing technology of a special substation for an electrified railway. The mobile traction substation mainly comprises a platform vehicle (2), a low voltage side (1), a transformer (3), a high voltage side (4), etc, which are all arranged at the platform vehicle (2) sequentially from the left to the right and are connected with each other. The transformer is a single-phase traction transformer or a three-phase V / V connection traction transformer, a three-phase balance traction transformer or a three-phase YNd11 traction transformer and so on. The design of the whole structure is reasonable; the mobility is strong; the mobile traction substation can be operated in a short time; the power supply is reliable; the operation is flexible; the assembly is simple and convenient; and every component can also be transported alone. In normal times, the platform vehicle is in the state of maneuvering and awaiting transit; as soon as receiving a starting order, the platform vehicle is immediately ordered out; as soon as arriving at a substation, the platform vehicle can be operated immediately in one and a half hours. The platform vehicle can particularly meet the traction power supply needs of the traction supply system of railway electrification of 110kV and the traction supply system of railway electrification of 220kV under the conditions of combat readiness, natural disaster and failure.

The invention discloses a method for determining the reliability of the calendar life of an airplane structure protection system. The method includes the following steps that firstly, a relation model of the corrosion damage amount of a structure base body and the corrosion time is established; secondly, a corrosion test of a protection system test piece is conducted, and a calendar safe service life expression of the protection system is established; thirdly, a relation model of the maintenance cost and the reliability is established, and the reliability value enabling the air fleet maintenance cost to be the lowest is solved; fourthly, the limiting conditions of the reliability are determined. The method has the advantages that the method for determining the reliability of the calendar life of the airplane structure protection system lays a foundation for reasonably determining the calendar safe life of the airplane structure protection system and has significance on reducing of the maintenance cost of an airplane and keeping of the combat readiness rate of equipment on the premise that the structural safety of the airplane is ensured.

The invention relates to preparation for a ginseng peanut milk product, which is characterized in comprising 100 parts of peanut protein powder, 40-50 parts of powdered sugar and / or powdered glucose, 2-3 parts of full cream milk powder, 3-5 parts of separated soy albumen powder, 3-5 parts of starch, 0.8-1.2 parts of ginseng powder. The preparation includes steps as follow: (1) producing peanut protein powder by: 1) baking, wherein fat-containing peanut kernels are baked until the water content is 6% or below; 2) frying, frying until water content is below 3% under the condition of minus 0.06- minus 0.09MPa, and temperature between 110-120 DEG C.; grinding the peanut into powder; (2) producing ginseng powder by: 1) slicing, which is slicing the ginseng; 2) baking until the water content is below 3%; 3) grinding the ginseng into powder; (3) grinding, baking other ingredients until the water content is below 3%; (4) mixing, which mixing the ingredients uniformly to obtain ginseng peanut milk powder. The invention combines ginseng with the milk peanut protein, has functions of health-care, anti-fatigue and nutrition supplement. The product has long guarantee period, so that it is beneficial for storage, transportation, combat readiness, travelling, field combat, and disaster relief.

The invention discloses a manufacturing method for vacuum fried instant egg, which is characterized in comprising steps of: 1) making egg liquid, which is breaking fresh eggs, stirring uniformly for egg liquid making; 2) making egg crepe, which is heating the egg liquid for egg crepe making; 3) cutting, which is cutting the egg crepe into shapes of sheet and thread; 4) dewatering by vacuum oil frying; 5) cooling and packaging. The instant egg produced thereby not only avoids defect cause by high temperature frying or baking, but also has advantages of the vacuum fried instant egg such as short dewatering drying time, low oil content, short watering time, low nutrition loss, great mouth feeling, capability of being eaten as instant noodles, wide application scope, suitability for boiling, convenience for matching with other dishes, long preservation period, easiness for storage, transportation, and being eaten during combat readiness, disaster relief.

The present invention relates to a rail heating and thermal insulating device acting on two parallelly arranged steel rails. A heating and thermal insulating belt is fixed to one side wall of each rail. The heating and thermal insulating belt is successively provided with a wear resistant layer, one insulating layer, a heating layer, another insulating layer and a thermal insulating layer from inside to outside. The rail heating and insulating device is used for heating and thermal insulating of the rails, the temperature of the steel rails in the ice and snow weather is increased, ice and snow are prevented from being attached to the steel rails, train operation can be safer, labor intensity of workers for removing the ice and snow on the steel rails is also largely reduced, and the device is particularly important for rails having combat readiness property. The device is also equipped with a temperature measuring device for obtaining the temperature of the rails at any time, and the temperature of the rails can be automatically controlled by adjusting the temperature.

The invention provides a combined multipurpose aircraft carrier land-based catapult-assisted take-off training device which structurally comprises an engine base, a hydraulic lifting device, a cantilever runway, an aircraft carrier and a catapult assembly. The engine base is arranged in a groove excavated in the ground, one end of the cantilever runway is connected with the engine base through a hinge shaft, the catapult assembly is arranged in the engine base, the upper end of the hydraulic lifting device is hinged with the bottom of the cantilever runway, and the lower end of the hydraulic lifting device is connected with the bottom of the groove. The combined multipurpose aircraft carrier land-based catapult-assisted take-off training device has the advantages that the device is simple in structure, high in automation degree, convenient to operate, long in service life and easy to maintain and is safe and reliable; the device is high in adaptability since building of a land-based take-off runway is omitted; and due to the fact that a main take-off runway of an existing airport is occupied, the device can be mounted and used in any airport squares, and accordingly has high adaptability and powerful combat readiness function.

The invention relates to a preparation method of vacuum fried compound instant meat. The method is characterized by comprising the following steps of: 1) preparation of meat emulsion: animal meat is ground and mashed into the meat emulsion; 2) mixing: the meat emulsion, auxiliary materials and water are mixed to form a mixture, wherein the auxiliary materials comprise vegetable protein and konjak gum; 3) extrusion and expansion: the mixture is extruded and expanded for shaping; 4) cutting: the mixture after being extruded and expanded for shaping is cut into required shape; 5) vacuum frying dehydration: the cut mixture is treated with vacuum frying dehydration; and 6) cooling and packaging: the dehydrated mixture is cooled and packaged. The vacuum fried compound instant meat prepared by the method not only prevents defects caused by the high-temperature frying or high-temperature baking method, but also has the advantages of short dehydration time, low oil content, short rehydration time, low loss of nutrients, good taste, good flavor preservation effect and convenient eating. Therefore, the vacuum fried compound instant meat is novel nutritious and convenient food. Moreover, the vacuum fried compound instant meat is applicable to storage, transportation, traveling, combat readiness, and disaster relief.

The invention relates to an RF circuit off-location detecting system of a communication and navigation system. The RF circuit off-location detecting system comprises an RF maintenance support general testing platform, wherein the RF maintenance support general testing platform comprises a computer installed with virtual instrument development environment software, a USB interface of the computer is connected with a PXI low-medium frequency instrument module, a display screen of the computer is connected with an embedded controller through a VGA line, the embedded controller is controlled by the virtual instrument development environment software, the embedded controller is connected with a network switch, and the network switch is connected with a spectrometer, a signal source, a frequency meter, a power meter, an RF expansion combination, an oscilloscope and a DC voltage-stabilized power supply. The RF circuit off-location detecting system is conductive to fast test of the communication and navigation system as well as accurate judgment and positioning of faulty parts, can effectively reduce maintenance training difficulty and use difficulty of the communication and navigation system, reduces the number of maintenance personnel and improves maintenance efficiency while substantially improving combat readiness maintenance level and system support capability of the communication and navigation system.

The invention discloses a task-based maintenance support equipment optimization method, which comprises the following steps of: solving a kernel and reduction by utilizing a rough set theory, constructing a key maintenance support equipment configuration rule between key maintenance support equipment influence factors and the number of key maintenance support equipment through reduction, preliminarily determining the variety and the number of the key maintenance support equipment, according to an M / M / c / infinity / m queuing theory model, on the premise that the requirement for the combat readiness rate of a fleet is met, obtaining the lowest required preventive maintenance support equipment configuration number through an analytical method, establishing a simulation model and a simulation optimization tool OptQuest through multiple agents, obtaining the combat readiness rate value under the condition that the number of key maintenance support equipment is configured through simulation, adjusting a key maintenance support equipment quantity configuration scheme, and determining the lowest required maintenance support equipment configuration quantity under the condition that the combat readiness rate is reached within the given typical support task time.

The invention relates to a multi-scene equipment combination method and system, computer equipment and a storage medium. The method comprises the following steps: acquiring multi-scene association degrees under different scenes according to a sorting method of mutual hyperlink calculation between webpages; and for a scheme with n equipment combinations ei in the equipment system, for m scenes, representing the system contribution rate of the equipment combinations ei by using a matrix as the system contribution rate of the equipment combinations ei calculated by using the multi-scene correlation degree, and determining a development planning scheme of weapons and equipment in the multiple scenes through the system contribution rate. The equipment combination scheme is comprehensively analyzed and evaluated through equipment combination multi-scene development planning, namely considering multiple future possible scenes, so that optimal planning is performed for future development of the equipment combination, technical support is provided for maximum efficiency of the equipment combination under multiple scenes, and the combat readiness level and the scene equipment management efficiency are improved.

The invention provides a method and a system for fast response track rescue. This method breaks the task-based development model of traditional launch vehicles and satellites, and proposes a rescue system consisting of a fast response launch vehicle, a series of orbital maneuvering stages, a modular rescue aircraft, and an end toolbox to prepare combat readiness on duty and shorten the developmenttime of the rescue system; through in-depth case analysis of on-orbit satellite failure modes and orbital rescue needs, the rescue program design is guided, the coverage of failure types of the rescue system is improved, and the rescue capability analysis and plan determination time is shortened; through the multi-factor assessment method, the fault loss and the cost of the rescue are estimated,and the cost-effectiveness of the rescue mission is comprehensively analyzed to guide the entire process of implementing the rescue mission. This method proposes a system solution for the missions ofsatellites not entering a predetermined orbit and on-orbit failure, so as to improve the rapid response capability from the analysis of rescue missions, the construction of rescue systems, and the implementation of rescue missions.

The invention aims to disclose a stereoscopic fighter plane hangar for combat readiness. The stereoscopic fighter plane shed mainly comprises an area A hangar, a master control case, an outgoing lifting platform, an outgoing linear driving unit, an outgoing linear guide rail, a storage transport channel, a storage lifting platform, a storage linear driving unit, a storage linear guide rail, a fighter plane draft gear, an area B hangar, and an area C hangar, and is characterized in that the stereoscopic fighter plane hangar for combat readiness is arranged under the ground; the area A hangar, the area B hangar, the area C hangar and the storage transport channel are respectively arranged in the four directions of the outgoing lifting platform; the principle of stereoscopic storage is adopted to change the original flush type fighter plane storage manner into the stereoscopic manner, so as to increase the storage quantity of the fighter planes in a unit area; meanwhile, the stereoscopic fighter plane hangar for combat readiness is arranged under the ground, so as to achieve a better protection capacity than the original flush type fighter plane storage manner.

This invention discloses a kind of fieldcar for the political and ideological purpose, which is mainly made up of a freight chassis and a square compartment. The freight chassis is regarded as a platform and the square compartment fixed upon. The compartment includes the rooms for books and data and tools, the workshop, the book case, the shelf, the monitor, the screen, the cabinet, workingtable and seats. This car has five major systematic devices of function such as the receiving and dispatching device of satellite TV, the device of broadcasting information , the device of electronic document-editing and transmission, the audio-video device, distribution of the power and disguising device. Each device is installed in the square compartment accordingly. It is suitable for combat readiness, station and training and maneuvers, and meets the need of the barrack culture and takes advantage of broadcasting, TV show, fast report in battlefield propagation and psychological battles.

The invention discloses a mobile real fire simulation training facility that is designed by combining actual needs of the foreign real fire training technology and the domestic fire fighting force. The facility mainly comprises a pressure sensing type fire curtain wall, a smoke heat search and rescue room, a flashover chamber, a display screen, and a main control board. Indoor and outdoor real fire training environments can be simulated; the psychological enduring capacities of firefighters in a fire scene can be cultivated; and the fire fighting and rescue capabilities and fire safety awareness of the fire fighters can be enhanced. On the basis of the mobile training facility, needs of on-duty combat readiness of the fire fighting force are met. The facility can be used by all fire squadrons in turn. Compared with the existing training facilities, the mobile real fire simulation training facility enables the cost to e lowered and the usage efficiency to be improved substantially. A training item for realizing precise fire point fighting by the fire fighter is designed and real fire point burning is simulated; the automatic control function is realized; the real fire simulation technique is enhanced; and the use efficiency of the injection device by the fire fighter is improved.

The invention provides a military hospital health service emergency support force combat readiness training assessment system, which is characterized in that: examination and evaluation indexes are divided into first-level indexes, second-level indexes and third-level indexes by adopting a hierarchical structural model, and examination scores are calculated. The calculating method of the examination scores comprises the steps of: S1, acquiring a total three-level index score according to the score of the three-level indexes and a corresponding weight thereof; S2, acquiring a total second-levelindex score according to the score of the second-level indexes and a corresponding weight thereof; S3, acquiring a total first-level index score according to the score of the first-level indexes anda corresponding weight thereof; S4, and acquiring a total assessment score according to the total three-level index score acquired in the S1, the total second-level index score acquired in the S2 andthe total first-level index score acquired in the S3. The military hospital health service emergency support force combat readiness training examination and evaluation system has the advantages of simple operation and clear result, and can effectively evaluate the results of assessment.

A small simulative seawater self-power-generation circulation system for juvenile popular science teaching and an application thereof are provided. The system comprises a waterwheel bracket, a waterwheel spindle, a waterwheel rotating wheel, a generator, a rotary bucket No.1, a rotary bucket No.2, a rotary bucket No.3, a rotary bucket No.4, a rotary bucket No.5, a dike base, a reservoir No.1, a reservoir No.2, a reservoir No.3, a reservoir No.4, a water release gate, a reservoir No.5, a combat readiness electrical appliance, a marine signal lamp system, a living electrical device, a battery pack, a suspended ring chain, a left slide rail, a ring chain lever hoist, a right slide rail, and a slope tidal water storage cofferdam. The small simulative seawater self-power-generation circulation system of the invention not only can be used as a reference model of a demonstrative project in which reef defending troops drive the generator to rotate and generate electricity through the power of tidal water and transmit the electricity to reefs through cables so as to enable the electricity to be used in living equipment and combat readiness instruments, but also can be used as a demonstrative teaching system for juvenile popular science education, and has huge practical values in popular science teaching and market application values.

The invention relates to civil underground comprehensive pipe gallery hoisting opening composite material civil defense protection equipment. The equipment comprises equipment door leaves, an equipment door frame, equipment close locks, equipment hinges and a hydraulic driving device; the hydraulic driving device is connected with the equipment close locks and the equipment door leaves, and is composed of a control system and an executing mechanism; the equipment door leaves comprise a gate door leaf and a small door leaf; the equipment close locks comprise a gate close lock and a small door close lock; the equipment hinges comprise a gate hinge and a small door hinge; each equipment door leaf is composed of at least two modules which comprise a first module and a second module, the gate door leaf is formed by splicing a plurality of sets of first modules and second modules, the small door leaf is composed of a set of second modules. The equipment has a wide popularization and application prospect, and has significant combat readiness benefits and remarkable economic benefits.

A set of combat readiness box compact shelving comprises a base and a frame fixed to the base, and is characterized in that the frame comprises a plurality of stand columns perpendicularly arranged on the base, and a top plate located on the tops of the stand columns, brackets with L-shaped sections are arranged between every two adjacent stand columns in the width direction of the base, the vertical sides of the L-shaped brackets are attached to the inner side faces of the stand columns, and the horizontal sides of the L-shaped brackets are attached to the bottoms of combat readiness boxes in the compact shelving. The combat readiness box compact shelving has the advantages that the combat readiness box storage and preservation structure is more reasonable and standard, and the space utilization rate of the compact shelving is effectively increased; the combat readiness boxes are high in positioning accuracy in the compact shelving running process, and stability and safety in the storage and preservation process are remarkably improved; the brackets are of movable connecting structures, and therefore the combat readiness boxes can be more conveniently and rapidly drawn out of the compact shelving.

The invention discloses a combat readiness floating bridge for road sections buried by debris flow, comprising bearing piers and connecting rods; a plurality of bearing piers are symmetrically distributed in two rows; all bearing piers are connected with each other by the connecting rods so as to form a bearing system which is provided with wood plates; and the invention also discloses a method for erecting the combat readiness floating bridge for road sections buried by debris flow. The combat readiness floating bridge and the method have the beneficial technical effects of being suitable for quick restoration of the road traffic of the sections buried by the debris flow, effectively shortening the road traffic breakdown time of the sections buried by the debris flow, and having obvious traffic combat readiness characteristic.

The invention relates to a method and device for determining the satisfaction rate index of a single component spare part based on combat readiness integrity, and establishes a relationship model between the satisfaction rate index and the average availability of the spare part according to historical data or experimental data; and determines the task time of a single component according to the characteristics of the sea mission The length T, combined with the system availability structure, determines the average availability requirement of a single component; the average availability requirement of a single component is used as the input of the relationship model between the spare parts satisfaction rate index and the average availability, so as to determine the single component spare parts satisfaction rate index. The average availability index is the average value of instantaneous availability at all moments during the entire mission period, and it more intuitively describes the ability of the ship's equipment to work normally during the entire maritime mission period in the form of a probability expression.