wheel rim based on combination of DH structure and DW structure and manufacturing method thereof
Regional automobile front door heat insulation glass and preparation method thereof
Refrigerant leakage early warning method for railway vehicle air conditioning unit
Automobile oil filler cover plate and machining method thereof
Load installation structure of unmanned aerial vehicle
Semi-active compensation holder for operation and maintenance ship
Steering differential driving device for dual-drive machinery
Intermediate shaft torsion device and machining method of intermediate shaft
Anti-vibration vertical take-off and landing aircraft
Square crosspiece chain ring and manufacturing method thereof
Inverted single-cylinder type cylindrical linear motor active suspension actuator
Non-circular section chain ring and manufacturing method thereof
Wireless sensing ocean monitoring platform with power generation function
Machine room pipe section hoisting supporting device and system
Anti-collision system and anti-collision method for tower crane
Floor boundary beam and manufacturing process thereof
HYBRID MULTI-MODE SWITCHING CONTINUOUSLY VARIABLE TRANSMISSION SYSTEM
Structure for overcoming vibration noise of battery pack, battery pack and vehicle
Method for hot-line work of unmanned aerial vehicle equipped with insulated mechanical arms
Crawler-type negative-pressure wall-climbing coal bunker cleaning robot
Shock absorber, shock absorption cab and internal combustion locomotive
Automatic disassembling, assembling and maintaining device for paying-off tackle
Manufacturing method of aerospace craft cabin section and aerospace craft cabin section
Brake hose connector removing robot system suitable for marshalling station
Automobile thermal management intelligent radiator module and automobile
Self-heat-dissipation gear type cleaning pump for vehicle
Extended-range electric vehicle cooling fan control method
Intelligent waste storage and incineration distribution system
Pressing type oil liquid shock absorber adjustable in hardness
Agricultural unmanned aerial vehicle pesticide spraying device