CONTINUOUS TRAJECTORY CALCULATION FOR DIRECTIONAL DRILLING
POWER SUPPLY SYSTEM, AND DETERIORATION DETECTION SYSTEM AND METHOD USING THE SAME
Personnel safety monitoring system and method for subway emergency rescue vehicle
Real-time monitoring type three-support structure synchronous construction method
Device and method for automatically measuring full-section gas emission quantity of mine laneway
Cable tunnel lining water leakage detection device and contour modeling method
Transformer in-situ inspection vehicle with a cage hull
Tunnel abnormal state monitoring method and system based on unmanned aerial vehicle
Multivariable fusion control full-automatic tunnel maintenance trolley digital information system