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- Inter-relation between blasting mining face prop supporting and drawing 浅谈炮采工作面支柱与回柱的相互关系
- Study on pressure behavior laws of blasting mining face in steep coal seam 大倾角炮采面矿压显现规律研究
- Sum up the experiences of high yield and efficiency face at big angle blasting mining face 大倾角炮采工作面高产高效经验总结
- Technique and its practice to pass several kinds of disused roadways in blasting mining face 炮采工作面对几种特殊老巷的通过技术与实践
- Water injection through shallow hole in blasting mining face to prevent gas and coal dust 炮采工作面煤体浅孔注水防治瓦斯及煤尘技术
- Test on blasting parameter optimization of coal blasting mining face in thin seam with partings 含煤矸石薄煤层炮采面爆破参数的优化试验
- Millisecond blasting technology applied to improve lump coal rate of coal blasting mining face 微差爆破提高炮采工作面块煤率的技术
- Calculation of blasting borehole numbers for one blasting in coal blasting mining face 炮采工作面一次起爆炮眼数量的计算
- blasting mining face 炮采面
- The blasting mining caving coal face,large indination and overhand mining technology is successfully applied in Chaohua Coal Mine of Zhengzhou Coal Industry Group Comp. 郑州煤业集团超化煤矿采用炮采放顶煤工作面大倾角仰采技术取得成功,解决了大倾角采煤工作面的支架失稳问题。
- 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。
- The coal face of blasting mine in underground coal mine is a very complicated system of disaster environment, the spatio-temporal limit increases the accident probability of blasting operations. 煤矿井下炮采工作面是一个非常复杂的灾害环境系统,又由于时间、空间的限制,使得炮采工作面爆破作业引发事故的可能性增加。
- Bigjelmapro: I always support productive space programs and missions. I just hope it doesn't go as far as blast mining the moon. 我始终支持开发性的太空计划和任务,但希望在密集开发月球这一点上不要走的太远。
- In the coal mining face underground, there are three core equipments including supporters, conveyors and shearers. 煤炭井工开采中,最核心设备是工作面的支架、运输机和采煤机。
- Cantilever beam of key strata breaks and caves into blocks,which is periodic weighting of mining face. 关键层悬臂梁破断垮落成承压砌块,其垮落及沿架后切落,形成工作面周期来压。
- When a person steps on a blast mine and activates it, the mine's main charge detonates, creating a blast shockwave consisting of hot gases travelling at extremely high velocity. 当一个人的步骤爆炸的地雷和激活，该煤矿的主要负责引爆，造成爆炸冲击波组成的旅游热气体在极高速度。
- The autumn wind marks a road trace on mine face, proves me in thissection of sentimental harvest. 秋风在我的脸上画上一道道痕迹,证明在这段感情上的收获。
- The feed way of the shearer is the important component of coal technology,it directly affects the output and benefit of the coal mining face. 采煤机的进刀方式是采煤工艺的重要组成部分,它直接影响到工作面的产量和效益。
- In large dip angle mining face,the antis-kid and anti-collapse question on hydraulic support is a key to mining successfully. 在大倾角工作面中,液压支架的防倒防滑问题是工作面能否顺利实现开采的关键。
- Small blast mines will severely damage a tire, rendering it unrepairable while some types could also damage adjacent running gear. 小地雷爆炸将严重损害轮胎，使其上不同时某些类型也可以破坏邻近的运行状态。
