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- There are 42 mine wells in four major mine areas, Jixi, Hegang, Shuangyashan and Qitaihe, in Heilongjiang province, China, 70% of which are high gas mine wells. 黑龙江鸡西、鹤岗、双鸭山和七台河四大主要矿区有矿井42个,其中70%25都是高瓦斯矿井。
- There are 42 mine wells in four major mine areas,Jixi,Hegang,Shuangyashan and Qitaihe,in Heilongjiang province,China,70%of which are high gas mine wells. 黑龙江鸡西、鹤岗、双鸭山和七台河4大主要矿区有矿井42个,其中70%25都是高瓦斯矿井。
- highly gas mining area 高瓦斯矿区
- The gas grade appraising in the coal mine is a main approach to estimate whether a coal mine is a low or high gas mine,or coal &gas outburst one,and to prevent gas explosion and mine firing. 矿井瓦斯等级鉴定是确定煤矿属于低瓦斯矿井、高瓦斯矿井还是煤与瓦斯突出矿井以及预防煤矿瓦斯爆炸危险和矿井自然发火危险等的一个重要手段。
- Discussion on gas control measure for one pass cutting coal mining face of high gas coal mine in Jincheng mining area 高瓦斯矿井一次采全高综采工作面瓦斯治理
- Gas Govenance of Blasting Face with Compound Roof in High Gas Mine 高瓦斯矿井复合顶板炮采工作面瓦斯治理
- Prediction and Gas Emission Law of Working Face in High Gas Mine 高瓦斯矿井回采工作面瓦斯涌出规律与预测
- High Gas Mine Coal Lane Tunnel and Defend the Technology of Dashing for Ward 高瓦斯矿井煤巷掘进防突技术
- Speed up development of Panxi iron mining area. 加快攀西铁矿山建设。
- Practice and recoganition on the question of dealing with gas- leaking in goaf in high gas mine 高瓦斯矿井处理采空区瓦斯泄漏问题的实践与认识
- Manage Environment in Exploration and Mining Area. 管理矿区环境。
- The coal mining area is in the center of the basin. 煤矿区位于盆地的中心。
- Pneumatic conveying requires comparatively high gas velocities. 气力输送需要比较高的气体速度。
- More than60 pits in old mining areas are being extended. 老矿区的六十多个矿井正在扩建。
- Independent Coordinate System Establish Method in Mining Area. 矿区独立坐标系的建立方法。
- Well, what the high gas prices have to do with a bottle of tequila? 高涨的油价和一瓶龙舌兰酒究竟有什么关系呢？
- My mining area is containing the rich blue sandstone resources. 我矿区蕴藏着丰厚的青砂岩资源。
- This endangers anile mining area severely live and develop. 这严重地危及到衰老矿区的生存和发展。
- high gas mine 高瓦斯矿井
- The Heilongjiang Qitaihe mining area has the coal dust and the gas explosion dangerous. 黑龙江七台河矿区属有煤尘、瓦斯爆炸危险矿区。
