piston type drill相关的网络例句
查询词典 piston type drill
- 与 piston type drill 相关的网络例句 [注：此内容来源于网络，仅供参考]
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Combining traditional DTH hammer with pneumatic rock drill,by reference to the rotational mechanism of rock drill,studies the rotational mechanism of DTH hammer and introduces a new type of DTH hammer that uses backstroke energy of piston to drive drill to rotate.
将传统的潜孔锤与凿岩机相结合，研究了潜孔锤孔底回转机构，介绍了一种新型的潜孔锤。
- 推荐网络例句
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But we don't care about Battlegrounds.
但我们并不在乎沙场中的显露。
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Ah! don't mention it, the butcher's shop is a horror.
啊！不用提了。提到肉，真是糟透了。
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Tristan, I have nowhere to send this letter and no reason to believe you wish to receive it.
Tristan ，我不知道把这信寄到哪里，也不知道你是否想收到它。