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冲击回转钻进

n.percussive-rotary drilling

冲击回转钻进

冲击回转钻进

英-汉网络释义

冲击回转钻进

percussive-rotary drilling

钻探... ... 9.2 冲击钻进 percussion drilling 9.3 冲击回转钻进 percussive-rotary drilling 9.4 振动钻进 vibrato-drilling ...

1

Apply to percussion & rotation rock bit to drill in soft rock layer and hard rock layer, or core bit for geological exploration use .

适用于冲击回转钻进软岩层，坚硬煤层，地质勘探用岩心钻头。

2

Technique for Auger-percussive-rotary Drilling and Its Application in Side Slope Control

螺旋冲击回转钻进技术及其在边坡治理中的应用

4

Application of Percussive -rotary Drilling with Tungsten Carbide Bit in Limestone Mines

硬质合金液动冲击回转钻进在石灰石矿中的应用

5

The New Extension of the Multitechnology of Percussive and Rotating Drilling

多工艺冲击回转钻进技术的新拓展

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