底鼓 meaning in Chinese

floor heave
floor lift

Research on the mechanism of floor heave of roadway in deep mining
深部开采条件下巷道底鼓机理的研究
Mechanism of soft rock actual mining roadway floor heave and controlling
软岩回采巷道底鼓的机理和防治
Floor heaving treatment in mine main transportation roadway of tieshenggou mine
铁生沟煤矿运输大巷底鼓治理
Controlling floor heave with strengthening roof in gateway by numerical analysis
加固顶板控制巷道底鼓的数值分析
Technical research of the bolting with wire mesh in dealing with the drift floor heave
锚网支护处理巷道底鼓技术研究

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