The invention of pneumatic drill.

风钻的发明。

It can provide the base for noise control of pneumatic drill.

为气动凿岩机噪声治理提供了依据。

The noise from that pneumatic drill outside gets on my nerves.

外面风钻的噪音真使我心烦。

This paper is based the full analyse and research of noise source of pneumatic drill.

对气动凿岩机产生的噪声声源进行了全面的分析研究，介绍了各声源的特性及测试方法。

As the men refused to stop working, the police attempted to seize the pneumatic drill.

由于工人拒绝停下手中的活，警察想夺风钻。