Rainfall and illumination sensor automatic test equipment
Method for realizing single-line communication of elevator bus buttons
Parking guidance system based on RFID and unmanned aerial vehicle and working method
Motion frame structure of photovoltaic module cleaning robot
Convenient-to-maintain photovoltaic module cleaning robot
Aiming control device for rope projectile launching, aiming method and launching system
Winding switching device and method applied to high-frequency transformer of charging module
Wind-solar-coupling foundation-pit-less energy-saving elevator system based on Internet of Things
Switching method applied to charging module transformer winding switching device
120kW high-power direct-current charging module design
High-frequency transformer winding switching strategy applied to bidirectional power supply module
10kV medium-voltage direct-hanging type electric vehicle charging station system
Intelligent informatization transportation supervision system and method for rail transit