Hydrogen leakage protection device for hydrogen energy vehicle
Elevator remote control system and method based on cloud computing
Branch locking device for underground inclined drift transport mancar
End beam buffer device for electric single-beam crane
Ship draft detection method based on parallel multi-beam sonars
Ship hydraulic steering engine follow-up steering control method
Three-coordinate measurement auxiliary clamp and use method
Two-stage flow control telescopic system and control method thereof
Generator end cover hoisting tool and using method thereof
Shake-reducing device of multi-purpose ship liquid oil tank