查询词典 welted seam

In mechanism, the analysis of coal seam softening and the mechanical property change of coal by water injection is made.

在机理研究上，对注水软化煤层、改变煤的力学性质进行了分析。

Seam coal and the rate of pressure rise is 2000 psi per second,maximum pressure is realized.

该参数对预测煤粉在悬浮情况下被点燃爆炸产生的强度和破坏性非常重要。

The part of a coal seam that is being cut.

正在被开采的煤层截面。

Finally, scheme of gasification under different coal seam condition is brought foreward.

最后本文提出了不同的煤层条件下的地下气化方案。

It is important to provide the complete sets of equipment for the thin coal seam fully mechanized working face.

因此随着技术的发展，薄煤层工作面利用采煤机与

Introduced the geologic background of the Coal-Ge, and the distribution of Germanium in the coal seam.

介绍了胜利煤－锗矿床的地质背景，以及锗在矿层的分布情况。

New technique and new method in GPR is introduced into coal mine to detecting the tectonic in coal seam.

首先对本文要研究的探地雷达原理、关键技术参数、电磁波参数与煤岩的关系进行了总结和分析。

You may notice here -- this is a seam of coal -- and you'll see there had been little rooms cut in on the sides over here.

你可能注意到了——这里是煤层的裂缝——你会看到，在边缘位置没有空间可以切割。

According to the preliminary judge in the cause of the accident in the construction of underground coal seam No.

据初步判断，事故原因是在施工中井下16号煤层掘进工作面底板突水。

Numerical simulation of water inrush law in coal seam floor with cracks and its application to engineering practice.

含裂隙煤层底板突水规律的数值模拟与工程应用。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"