Vehicle electric quantity management device and method
Universal fixed mobile phone support for instrument board body special for commercial vehicle
Underwater robot for jacket and multi-pile structure steel pipe detection and use method
Ultra-large containerized combined type circular rail crane
Thermal management system and method and electric vehicle
System and method for judging urban traffic travel rule according to parking data
System and method for judging fake-licensed vehicle according to parking data
Ship energy efficiency management system and method and storage medium
Rail transit emergency disposal method and device, electronic equipment and storage medium
Protective dismantling method for obliquely-crossed special-shaped GRC boards of existing building
Propelling system comprising split type thrust bearing
Power first-aid repair tower wire lifting device and use method thereof