2) methane distribution
瓦斯分布
1.
Study on methane distribution law of goaf and down- corner angle in Wu-21191 fully-mechanized coal face;
戊—21191综采工作面采空区及下隅角瓦斯分布规律研究
3) gas distribution
瓦斯分布
1.
The survey and gas distribution situation of the hydraulic mining area at the coal mine are introduced.
介绍了峻德矿矿水采区的概况及瓦斯分布情况，并详细阐述了厚煤层小阶段水力采煤的治理措施；收到了良好的效果。
2.
Start with kneading effect of thrust nappe and gliding nappe structures to coal seams and plugging effect of thrusting compressional structure to coal seam gas,discussed control and impact of tectonics to gas distribution in No.
从推覆、滑覆构造对煤层的揉搓作用与逆冲挤压构造对煤层瓦斯的封闭作用入手,探讨该区域地质构造对二1煤层瓦斯分布的控制与影响。
3.
The isograms of gas distribution of the face are drawn.
针对乌兰煤矿5342综放工作面的实际条件,采用立体网格状的测点布置,对该工作面瓦斯体积分数三维分布进行了测定,绘出了瓦斯分布等值线图,采用求函数极值点的方法,得出了工作面沿倾向瓦斯体积分数最低点分布曲线,提出了基于瓦斯体积分数最低点分布函数的瓦斯涌出分量比例计算方法。
4) gas flow patterns
瓦斯流动规律
1.
CFD simulation of goaf gas flow patterns;
采空区瓦斯流动规律的CFD模拟
5) mathematical diffusion law
瓦斯放散规律
6) law of gas geology
瓦斯地质规律
1.
The gas-geological mine map is directly applied to study more comprehensively the law of gas geology, to forecast better the r.
系统收集、整理大量的瓦斯地质资料和瓦斯测试参数,搞清瓦斯地质规律、瓦斯赋存规律、瓦斯涌出规律、瓦斯突出危险性的分区分带特征,编制矿井瓦斯地质图。
补充资料：矛盾规律(见对立统一规律)
矛盾规律(见对立统一规律)
law of contradiction
mQOCun gu】j口、矛盾规律(lawof eon‘radietion)统一规律。见叶主
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