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- Parker Formation coal mine blast mining method adopted, with 450 employees. 柏家沟煤矿采取爆破采煤法,拥有职工450人。
- Wednesday is a day of mourning across Russia for the victims of three disasters that killed at least 175 people -- a plane crash, a nursing home fire and the worst coal mine blast in 10 years. 星期三是俄罗斯全国哀悼日,悼念飞机失事、养老院失火和10年来最严重的矿难这三起灾难性事件中的遇难者.至少有175人在这三起事件中不幸遇难。
- Accident prevention for coal mine blasting 煤矿爆破事故的防治
- Keywords magnadet;exploder;isolated blasting;coal mine blasting; 电磁雷管;发爆器;隔爆;煤矿爆破;
- Keywords coal mine blasting;misfire;blasting equipment;blasting network; 煤矿拒爆;拒爆;爆破器材;爆破网路;
- 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。
- coal mine blasting 煤矿拒爆
- There was a terrible blast in the coal mines. 矿坑中发生了可怕的爆炸声。
- They underwrote the coal mine's bonds. 他们同意买下该煤矿的未认购的股票。
- China Coal Mine Blast Kills 88 中国煤矿爆炸88人丧生
- There is a coal mine near my home town. 我的家乡附近有一个煤矿。
- 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。
- 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。
- A passage or gallery in a coal mine. 通道煤矿中的通道或水平巷道
- My grandfather used to work in a coal mine. 我祖父曾在煤矿工作过。