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- In accordance with the related state laws and regulations, investigation and assessment of the real basic conditions of safe production at non coal mines were made. 根据国家相关的法律法规条文,对非煤矿山实际的安全生产基本条件进行了调查和评价。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- Some coal mines had to shut down. 有些煤矿不得不关闭。
- Many coal mines are careless with worker safety. 很多煤矿对工人的安全问题根本不管不顾。
- There are many coal mines in the north. 北方有许多煤矿。
- There was a terrible blast in the coal mines. 矿坑中发生了可怕的爆炸声。
- Coal mines have given collectors good samples. 煤矿给(化石)收集者提供了很好的样品。
- Foul or poisonous gas that sometimes pollutes the air in coal mines. 矿井瓦斯，有毒气体矿井中有时污染空气的恶臭气体或有毒气体
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- The coal mines of North China are centred in Shanxi Province. 华北的煤矿集中在山西省。
- He tried to regularize the management of coal mines. 他试图将煤矿的管理系统化。
- We decided to open out a coal mine near the city. 我们决定在城市附近开发一煤矿。
- The coal mine was closed down due to exhaustion. 这煤矿因矿源枯竭而关闭了。
- Preferable safety and economy technicalbenefit may be obtained through reasonable and economical method of non coal pillar Gob-side Entry Retaining Mining and the layout of normal heading stope. 通过合理、经济的无煤柱沿空留巷方法布置正规采煤工作面进行回采可获得较好的安全、经济技术效益。
- They are developing a new coal mine. 他们在开发新煤矿。
- They sold the coal mine at a profit. 他们把煤矿卖掉赚了钱。
- China Geological Coal Mine Corp. 中国地方煤矿总公司。
- Coal Gas Factory of Datong Coal Mine Gro. 大同煤矿集团有限责任公司煤气厂。
