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Terms for subject Technology containing hammer drilling | all forms | in specified order only
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drilling hammer打眼捶
drilling hammer钻机冲锤
electropneumatic drilling hammer电动气动钻锤
hammer drilling冲击式凿岩
hammer drilling冲击式钻进
hammer-grab pile drilling冲抓式钻孔桩法
hand hammer drilling手锤钻眼
hand hammer drilling手工凿岩
spark hammer drilling电火花潜孔锤钻进