Deep sea pressure-resistant electronic cabin with negative pressure fastening structure
Supporting platform for driving working face to pass through goaf
Charging shed power supply system stability evaluation method based on impedance model
Plate type cooling system for cold-chain logistics compartment
Underwater vehicle and sonar transducer protection device thereof
Method for underwater robot to sail along center line of tunnel
Wearable wheel type weight-bearing power assisting device
Minority musical instrument transportation equipment with good protection effect
Helicopter propeller system based on magnetic binding force
Elevator air key implementation method and system based on 3D sensor
Floating foundation and method for assembling floating fan
Automatic parking trajectory planning method based on vehicle kinematic model
Sail propelling device based on rotary drum sail and ship
Air pressure type anti-rolling floating foundation and offshore wind turbine generator
Driving speed analysis method in vehicle collision accident
Safe operation method and device for train in platform area