1) core
取芯器
2) deep-sea sampler
深海取芯器
3) directional coring apparatus
定向取芯器
4) the Wall of Well
井壁取芯器
1.
Principle and Devisal of QXF36 Model Controller to the Wall of Well on the Ground;
QXF36型井壁取芯器地面控制仪的原理与设计
5) rotary well wall coring utensil
旋转井壁取芯器
6) swivel type double tube core barrel
单动双管取芯器
1.
In order to take out the core of outburst coal seams, and use the index of methane expansion energy initially released to forecast the fatalness of outburst, the paper analyzes the underground coring technology based on swivel type double tube core barrel.
为取出突出煤层的完整煤芯,使用初始释放瓦斯膨胀能指标对煤层进行突出危险性预测,本文以单动双管取芯器为例,对井下突出煤层取芯工艺进行研究。
参考词条
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