1) Huachu coal pit
化处矿井
1.
Huachu coal pit is serious for gas in Liuzhi coal fields,mainly of which seven coal seams have been mined,the coal bodies of top to the bottom are in possession of two-layer structure shaped as banded and granular,and fairly thick coal seams occur at the axial portion of antilcline due to folding influence.
化处矿井是六枝煤矿区瓦斯突出严重的矿井之一 ,主要开采 7煤层 ,煤体自上而下形成条带状、粒状“二层”结构 ,由于褶曲影响 ,在背斜轴部煤层较厚 ,轴部煤层瓦斯含量高达 2 5 3m3/t。
2) waste mine disposal
废矿井处置
3) mine drainage treatment
矿井水处理
1.
According to the existing status of algae growing in the treatment structures of mine drainage treatment plant,we researched the situations to remove alage from treatment structures,especially the dose of copper sulfate and the time interval.
针对部分矿井水处理构筑物中藻类大量滋生繁殖的现状,研究了除藻剂硫酸铜对构筑物中的藻类去除情况,重点考察了硫酸铜的适宜投加量和持续作用时间。
4) underground mine optimization
矿井优化
补充资料：第六处，他化天
【第六处，他化天】
他化者，诸欲乐境不劳自化，皆由余天所化，而自在受用故也。此处说十地法门，即经中十地品也。
他化者，诸欲乐境不劳自化，皆由余天所化，而自在受用故也。此处说十地法门，即经中十地品也。
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