Advanced Mental Fatigue Early Warning System, Electronic Device and Storage Medium
Automatic folding type flap gate of construction lifter
Controller of permanent magnetic synchronous motor for electric vehicle and vehicle-mounted system
Drive axle with main reducer having hydraulic retardance function
HOIST FOR TRANSFERRED MATERIALS IN UNDERGROUND AUXILIARY TRANSPORTATION SYSTEM AND METHOD THEREOF
Hoist for transferred materials in underground auxiliary transportation system and method thereof
Hoist for transferred materials in underground auxiliary transportation system and method thereof
Lattice type combined tower crane cable in foundation pit and erection method thereof
Magnetic friction coupling elevator disk brake utilizing magnetic field to regulate friction
MECHANICAL MOTOR-DRIVEN FRICTION BRAKE DEVICE FOR RAIL VEHICLE
Method and apparatus for monitoring efficiency of aircraft auxiliary power unit
METHOD AND APPARATUS FOR MONITORING TURBINE EFFICIENCY OF AIRCRAFT AUXILIARY POWER UNIT
Method, device and apparatus for planning vehicle speed
METHOD, DEVICE AND APPARATUS FOR PLANNING VEHICLE SPEED