Waterproof wear-resistant sound-insulation automobile carpet fabric and manufacturing method thereof
Anti-mildew vertical cotton and manufacturing method thereof
POWER DRIVE SYSTEM AND VEHICLE HAVING SAID POWER DRIVE SYSTEM
Diving bell supporting device and improvement method thereof
Sealed type mounting bracket device of submersible mixer for concrete biogas digester
Oil-water separation ship for treating offshore crude oil leakage
Vehicle-mounted water heating heater and assembling method thereof
Precise parafoil recovery system and method for safety control of landing area of booster
Special-shaped rubber spring and rigidity adjusting method thereof
Hydro-pneumatic suspension vibration energy recovery system, recovery method and engineering vehicle
Seawater lifting system and lifting speed control method
Seabed equipment installation guiding and buffering device
Preparation method of roasting type composite pantograph slide plate
Multifunctional trolley for SF6 gas supplementation of converter station
HEAT PUMP SYSTEM, HEAT MANAGEMENT METHOD, AND VEHICLE
HEAT PUMP SYSTEM, HEAT MANAGEMENT METHOD, AND VEHICLE
Temporary derrick for narrow underground space and mounting method thereof
Hydraulic rotation control system of marine hose crane
Light-weight hub bearing unit and treatment method for pretreating laser additive
Method for installing large-diameter air pipe in limited space
Preparation method of sterilizing and mildew-proof carriage plate and logistics vehicle carriage
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
Automobile oil filler cover plate and machining method thereof