全部

1·Yangquan mining area has high gas content and gas emission.

阳泉矿区瓦斯含量大，涌出量大。

2·An electronic system of the portable gas content monitor is described.

介绍了一种便携式瓦斯浓度监测仪的电子学系统。

3·The flowing groundwater in coal measure can affect the coalbed gas content largely.

煤系中流动的地下水对煤层气的含量影响很大。

4·Gas content varies as depth of burial, the thickness of roof clay rocks, and working thickness.

瓦斯含量与煤层埋深、煤层顶板泥岩厚度、煤厚呈正相关关系。

5·Corresponding to the same gas under pressure, with the rise of temperature, and gas content reduces.

相应的在相同的瓦斯压力下，随着温度的升高，瓦斯禽鞋降低。

6·But since the high coal bed gas content and concentration largely affected coalmine safety in production.

但由于该区煤层瓦斯含量高、浓度大，成为煤矿安全生产的主要影响因素。

7·Based on adsorption potential theory, the variable history of gas content in Xinggong coalfield was resumed.

本文采用吸附势理论恢复了荥巩煤田谷山井田煤层含气量变化史。

8·The bubble of fluid inclusion is much bigger and the gas content is much higher at premetallogenetic period.

相山铀矿田成矿期前的流体包裹体中气泡较大，气体含量较高，表明包裹体捕获时压力较大；

9·Lithological characteristics of the seam roof are one of factors, which lead gas content to change partially.

煤层顶板岩性特征是影响瓦斯含量产生局部变化的因素之一。

10·This paper describes the method for measuring gas content and gas composition in coal samples obtained underground.

本文介绍了从井下采取的煤样中瓦斯含量及瓦斯成分的测定技术。