Winding method for increasing boom head pulley multiplying power and crane
Offshore floating type wind power combined utilization platform
Vacuum recovery type wall-climbing rust removal robot
Offshore wind power energy storage ship and offshore wind power transportation method
BOG treated power generation device on LNG (Liquefied Natural Gas) ship and LNG ship
Aircraft attitude control device and using method thereof
Weight reduction method and device based on rubber track core iron
Efficient battery replacing station for battery replacing type electric car
Automatic data acquisition method based on scene risk assessment