Crawler walking open type TBM applied to coal mine rock drift construction
Tunnel tunnel boring machine (TBM) disassembling system
Heading machine downhill stepping device and heading machine downhill stepping method
Integral lifting formwork and secondary lining construction method for vertical shaft
Integrated advanced support system for conveyor gateway transportation-support
CONSTRUCTION METHOD FOR TUNNEL USING CORRUGATED STEEL PLATE
Apparatus and method for pre-loading mechanical constant-resistance single prop
Equipment carrying cart suitable for newly-opened rescue tunnel
Arch frame mounting device for disease repair of operated tunnel
Multifunctional assembling equipment for assembled steel structure in tunnel