1) cable drilling tool
![点击朗读](/dictall/images/read.gif)
索钻钻具;冲击钻
3) the impact drilling
![点击朗读](/dictall/images/read.gif)
冲击钻钻孔
1.
The processing measure was introduccd by the impact drilling filling pile construction craft and broken pile and the pile body clamps the putty.
论述了冲击钻钻孔灌注桩施工工艺及断桩和桩身夹泥的处理措施。
4) chopping bit
![点击朗读](/dictall/images/read.gif)
冲击钻钻头
5) hammer tool
![点击朗读](/dictall/images/read.gif)
震击钻具
6) percussive drilling
![点击朗读](/dictall/images/read.gif)
冲击钻进
1.
Realization of automatic percussive drilling by microcomputer control system;
![点击朗读](/dictall/images/read.gif)
微机控制自动冲击钻进的实现
2.
GCF-20A reverse circulation percussive rotary drill rig is a multi function drill rig with percussive drilling as the main means and rotary drilling as supplemented.
GCF - 2 0A型冲击 -回转反循环工程钻机是以冲击钻进为主、回转钻进为辅的多功能钻机 ,可适应软、硬岩石等不同地层钻进的要求。
3.
cone bit/disc cutter drilling method, percussive drilling method (no circulation and reverse circulation) and air/fluid powered DTH drilling method, is described with concrete proposals initiated for increasing the technical level of large diameter rock socket drilling.
分析了大口径嵌岩钻进面临的主要技术难点,并对目前国内常用的3种大口径嵌岩钻进方法牙轮/滚刀钻进法、冲击钻进法(包括无循环和反循环)和气动/液动潜孔锤钻进法的技术现状作了介绍,提出了提高我国大口径嵌岩钻进技术水平的建议。
补充资料:标准操作冲击电压波形(见冲击电压发生器)
标准操作冲击电压波形(见冲击电压发生器)
standard switching impulse voltage waveform
b .oozhun CooZuo ChongJld,onyo boxlng标准操作冲击电压波形(standard switchingimpulse voltage waveform)见冲击电压发生器。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条