Marine aquaculture water body micro-plastic real-time monitoring and early warning device
Ship type tractor impeller auxiliary device with amphibious and subsidence rescue functions
Train wheel passing recognition device and method based on high-precision triggering
Road condition monitoring method and system based on smart road
Energy management method and device of hybrid vehicle
Vehicle control unit and method and device for determining remaining driving mileage of vehicle
Wheel set geometric measurement method, system and device
APM power supply rail rerailer device and implementation method thereof
Single turnout structure, single crossover turnout structure and turnout switching method
Heat dissipation structure and heat dissipation system for direct current charging pile
Metro electric energy efficient transmission structure with vibration and noise reduction effects
Railway beam transporting equipment with four-stage balanced structure
Hydraulic control system for bidirectional application of gate driving and damping of winch hoist