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person:("peng, Wen")
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person:("ding, Wen")
Fatigue test device and method for main reduction anti-twist joint assembly of helicopter
Earthquake early warning information broadcasting device and method for elevator
Energy-saving control device, system and method for elevator no-load operation
Elevator multi-source energy collection and energy storage integrated system
Elevator guide rail, lift car and counterweight vibration monitoring system
Vehicle body control module awakening method and device
Energy-saving vertical elevator and energy-saving method thereof
Elevator guide rail device running in overspeed limiting mode
Pit-free elevator additionally arranged on old building
Connecting device for additional elevator of old community
Analysis of Perpetual Asphalt Pavement Response under Heavy Loads in Northeast Area of China
Airport Gate Assignment Model Based on Gate Occupied Efficiency