1) critical methane pressure
临界瓦斯压
2) gas critical parameter
瓦斯临界参量
3) gas pressure
瓦斯压力
1.
Dynamic distribution of gas pressure and emission around a diving roadway;
掘进工作面动态瓦斯压力分布及涌出规律
2.
Theoretic computing methods about the gas pressure in coal seam;
煤层中瓦斯压力的理论计算方法
3.
Exploration on the enhance of gas pressure prediction accuracies in coal seam;
提高煤层瓦斯压力预测精度的探索
4) relieved methane
卸压瓦斯
1.
Technique of drawing relieved methane and simultaneous extraction of coal and coakbed methane;
卸压瓦斯抽取及煤与瓦斯共采技术研究
5) high pressure gas
高压瓦斯
1.
The measurement principle and technology of LUXZ procession vortex intelligent flowmeter specially used in the high pressure gas measurement is introduced, comparison of the two pressure loss calculation methods of procession vortex intelligent flowmeter resulted in a calculation formula suitable for Harbin Petrochemical Company.
介绍了专门用于高压瓦斯计量的LUXZ旋进旋涡智能流量计的测量原理及技术,对旋进旋涡流量计两种压力损失的计算方法进行了对比,找出了适合于哈石化分公司的计算公式。
6) pressure relief gas
卸压瓦斯
1.
This paper mainly researches on the technique of draining long distance pressure relief gas in bed plate tunnel under the circumstance of mining protective coal seam.
本论文主要是针对远程下保护层开采条件下，对底抽巷上向穿层钻孔抽放远程卸压瓦斯技术进行了深入的研究。
补充资料：冲击波超压与动压