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- Through blasting vibration testing in Heidaigou open coal mine,vibration characteristics and frequency chart in high step sling blasting are analysed. 通过对黑岱沟露天煤矿爆破的振动测试,对高台阶抛掷爆破的振动特点进行了分析。
- Yes. This coal pit can be said to be China's oldest mechanically opened coal mine. 是啊。这口矿井可以说是中国年纪最大的一口机械矿井了吧。
- During open coal mining, short-distance deep-hole blasting brings tremor to nearby constructions. 在露天煤矿开采中,近距离的深孔爆破对于邻近单位建筑物会产生震动影响。
- THE ANALYSIS OF OPEN COAL MINE ENGINEERING GEOLOGY EXPLORE TECHNIQUE MEASURES 露天煤矿排土场工程地质勘察技术方法浅析
- 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。
- 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。
- Evaluation of control effect on occupational hazards of the expanding engineering in an open coal mine 某露天煤矿扩建工程职业病危害控制效果评价
- The beautiful and open coal city welcome you! 美丽开放的煤城欢迎您!
- A four-wheeled, open, box-shaped wagon or iron car run on tracks in a coal mine. 矿车、煤车煤矿中在轨道上行驶的四轮、开口、盒状的运货车或铁制车厢
- The Analysis of Influence of Relocation Households on the Leving Level through the Land Acquisition of Pingshuo Open Coal Mine 平朔露天矿区土地征用对搬迁农民生活水平的影响分析
- Stability Analysis of Manriding Car Hoisting Slop in West Bank of Fushun West Open Coal Mine and Prediction of Slop Fialure and Deformation 抚顺西露天矿西帮人车卷滑坡稳定分析和边坡破坏变形预测
- 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 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
