Anti-slip and wear resistance performance of three novel coatings as surface course of airstrip
Display control method for instrument screen, processor, vehicle and storage medium
Auxiliary device for detecting leakage of crane pipeline
Automatic emergency help-seeking equipment and help-seeking method for elevator
Charging pile device with shared parking lock function
Lifting variable magnification structure of tower crane
POWER SOURCE SWITCHING SYSTEM, POWER SUPPLY CIRCUIT SWITCHING METHOD, AND ELECTRIC VEHICLE
Hoisting method for overhead line system pole erecting operation vehicle
Signal lamp adaptive control method and device, electronic equipment and medium
Hybrid mixer truck aftertreatment heat management method and device, hybrid mixer truck and medium
Mobile car washing device based on Internet-of-things new energy