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classificationCode:("ipc:b60b")
Impact buffering device for shield tunneling machine trolley and construction method thereof
Anti-skid steel plate step of shield tunneling machine body
Electric intelligent control system and method based on rock drilling carriage
Omnibearing double-arm tunneling drill carriage for coal mine
Protection support for automatic driving sensor of tunnel material transport vehicle
Underground coal mine trackless auxiliary transportation robot
Auxiliary driving system and method for shield tunneling
Pure electric wet spraying machine chassis power supply control system
Pneumatic crawler-type transportation robot and remote control system and operation method thereof
Cable tunnel lining water leakage detection device and contour modeling method