Therefore this system is a effective means for developing a hydraulic rock drill.
因此该系统是研制液压凿岩机的重要辅助手段。
The drill is strong enough to bore through solid rock.
这把钻足以钻透坚固的岩石。
This drill can bore through the rock.
这台凿岩机钻透了岩石。
This drill can bore through rock.
这台凿岩机能钻透岩石。
This drill can bore through rock.
这台钻机能钻透岩石。
Application:it is fitting for serving as drill heads of heavy rock-digging. machines.
用途： 适于镶制重型凿岩机用的钻头，例如深孔钻进，凿岩车等用的钎头。
Application:it is fitting for serving as drill heads of heavy rock-digging. machines.
用途： 适于镶制重型凿岩机用的钻头，例如深孔钻进，凿岩车等用的钎头。
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