hand boring machine的意思|示意
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hand boring machine的网络常见释义
手摇钻机 ... 手摇钻弓柄 drill bow 手摇钻机 hand boring machine; hand drill machine; manual auger 手摇钻进 hand drilling ...
hand boring machine相关例句
The sequence of excavation for the shaft of diversion system at Pushihe storage power station is to excavate the pioneer well used by back well boring machine, then by hand air drill to expand it.
蒲石河抽水蓄能电站引水系统中的竖井开挖，拟采用反井钻机进行导井开挖，人工手风钻钻孔扩挖的方式施工。