Bridge pile foundation underwater detection device and method based on linkage clamping mechanism
Intelligent high-voltage long-distance acousto-optic warning device
Hydraulic system control method and readable storage medium
Rotating part protection mechanism, driving method and battery lock
Mechanical tipping bucket type collecting ship for marine floating objects
Road surface measurement method and device, electronic equipment and storage medium
Splicing method for spatial multi-curve circular pipes
New energy automobile charging port cover control method and device and storage medium
Bridge steel box girder hoisting equipment and construction method thereof