Because massive small coal mine closure, causes the difficulty of mine water-proof to enlarge and threatens badly mine security.
大量小煤矿关闭后形成的积水，使得水害治理难度加大，严重威胁着矿井安全。
The present international and home situations of mine closure planning are summarized and analyzed in this paper, whose significance in China is discussed.
总结分析了矿山关闭规划的国内外现状，并讨论了在中国开展闭矿规划的意义。
These are mainly attributed to the mining's geological background, the distribution of mercury belt and the mercury mining scale, and the mine closure time.
在沉积物中汞含量的比较也是得到相同的结果，这主要与矿区的地质背景、汞矿带的分布、还与汞矿开采规模、汞矿停产时间有关。
Present situation of coal mine closure of our country is analyzed. Combing related laws and regulations, several forms of coal mine closure of our country are summarized.
分析了当前我国煤矿关闭的现状，结合相关的法律法规，总结了我国煤矿关闭几种形式。
The closure of the mine was the single most important factor in the town's decline.
矿山的关闭是这个镇衰落的唯一最重要的因素。
The rains also prompted the temporary closure of a railway that takes iron ore from the sprawling Carajas mine in the neighbouring jungle state of Para.
从卡拉加斯大铁矿运输铁矿石到邻近的热带雨林帕拉州的铁路也因为暴雨暂时关闭。
A geologist was killed in the same 2007 accident, prompting the closure of the San Jose mine.
地质学家在2007年同样事故中死亡，迫使圣何塞矿井关闭。
A geologist was killed in the same 2007 accident, prompting the closure of the San Jose mine.
地质学家在2007年同样事故中死亡，迫使圣何塞矿井关闭。
应用推荐