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| 风镐 | |||
| 气镐无转钎机构的手持式气动冲击破岩机具。气镐主要由启动和冲击机构组成。它有板阀和筒阀两种，参见 air pick | |||
| 气动挖土机; 风动锤; 气压凿孔机; 气镐; 气动挖掘机; 松土机; 风动镐 | |||
| pneumatic pick: 5 phrases in 1 subject |
| Technology | 5 |
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