Wing-shaped sail composite material skeleton structure and preparation method thereof
Wave energy collecting device of ocean hydrogen energy semi-submerged ship
Vehicle-mounted digital video recorder and automobile
Use of Deep Learning to Predict Daily Usage of Bike Sharing Systems
Unmanned aerial vehicle aileron mechanism and unmanned aerial vehicle
Trajectory fitting method and device, electronic equipment and storage medium
Telescopic rotary table and satellite provided with same
Target ring type motor, mechanical generator and vehicle
Supporting structure of sea wave energy collecting and spreading module
Special offshore operation platform for coiled pipe pile pressing and digging machine
Space two-dimensional rotary table eccentric gravity compensation mechanism and compensation method