... 煤矿矿区环境 coal mine environment 煤矿地质环境 geological environment of coal mine 煤矿地下环境 underground mining environment ...
基于36个网页-相关网页
塞米拉拉煤矿形成于一亿两千万至两亿三千万年前，那时的塞米拉拉煤矿是一片沿海平原，就如同现在美国东南部的墨西哥湾的地质环境一样。
The Semirara coalfields formed from 12-23 million years ago along what was then a coastal plain-similar to the current geologic environment of the southeastern Gulf coast of the United States.
地质灾害是煤矿区环境污染的主要发生源。
Environmental disasters are primary pollution source in the coal mine area.
简要总结了各种煤矿环境地质灾害，分析了原生灾害及其次生灾害的成生联系。
This paper briefly summarizes all the kinds of the environmental disasters in the area, and analyses the genetic relation between the primary and secondary disasters.
应用推荐