Stirring pile ship used for underwater soft foundation construction
Anti-collision receiving device and anti-collision receiving method for threaded fasteners
Hydrogen combustion engine capable of decomposing hydrogen-containing compounds by waste heat
Mandrel operating mechanism for high-altitude throwing of meteorological sonde
Resting chair suitable for being used in noisy environment based on Internet of Things
Transfer device based on machining and using method thereof
Image acquisition method, system and equipment for non-stop inspection and storage medium
Crane loading and unloading robot for electric power material storage and control system thereof