pneumatic drill [矿业] 风钻 ; 空气钻 ; 气钻 ; 气动排种式播种机
air-feed drill pneumatic feeding drill 气动给进钻机
pneumatic rock drill 风动凿岩机 ; 气动凿岩机 ; 风动岩石钻机 ; 气力凿岩机
automatic drill pneumatic system 自动播种机气动系统
pneumatic percussion drill [建] 气动冲击钻
pneumatic drill support 凿岩机气腿
pneumatic reversible drill 双向风钻
pneumatic feeding drill 气动给进钻机
The sound of a snore (up to 69 decibels) can be almost as loud as the noise of a pneumatic drill.
鼾声(最高达69分贝)的响度可能相当于风钻的噪音。
Thes detecting structure instrument of the roof rock is integrated in the pneumatic bolt drill and data processing is adopted BP algorithm of mature net to identify the structure.
其中，顶板岩层结构探测仪是集成在风动锚杆钻机上，数据处理采用训练成熟的BP算法神经网络进行结构的识别；
This paper analysed the noise characteristic of pneumatic rock drill stell. Introducing the harness method of pneumatic rock drill stell noise.
对气动凿岩机钎杆产生的噪声特性进行了分析研究，介绍了钎杆噪声的治理方法。
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