1) double-acting stream hammer
双动气锤
2) double column pneumatic hammer
双柱气锤
3) double-acting type pneumatic pile hammer
双作用式气动桩锤
4) double acting steam hammer
双动汽锤
5) double acting hammer
双动锤
6) pneumatic rammer
气动夯锤
1.
After using pneumatic rammer piling method, the construction cost was reduced, piling quality was raised and construction speed was increased.
改用气动夯锤打桩后,不仅节约了资金,而且提高了打桩的质量,加快了施工速度。
补充资料：粗夯
1.粗笨。
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参考词条