explosion rammer是什么意思 explosion rammer怎么读
explosion rammer的用法和样例
- This paper presents the construction method of pneumatic rammer piling.
文章介绍了气动夯锤打桩的施工方法。 - The research results provide theoretical guides for design of adjustable hydraulic rammer.
研究结果将为设计冲击能可调的液压夯管锤提供理论指导。
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