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- length added coal mining face 加长工作面
- 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。
- 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。
- The charts were used to illustrate the dust distribution laws of coal mining face, heading face, during haulage, car-loading and tipping. 使用图表反映出采煤面、掘进工作面、运输过程、装车过程以及翻车时粉尘的分布规律。
- The advance support of intake and return aircourse needs a lot of plate girders in the comprehensive mechanized coal mining face. 综采工作面的进回风巷超前支护要用很多板梁。
- With the measured information, the paper analyzed the surrounding rock control results of the gob-side entry driving along the coal mining face. 在实测资料基础上,分析了综放沿空留巷围岩控制效果,得出的结论对综放沿空留巷推广应用具有指导意义。
- A new type self-walking advance timbering support set is adopted in longwall coal mining face of Halagou Coal Mine,Shendong Coal District by Shenhua Group Co. 神华集团神东矿区哈拉沟煤矿在长壁工作面回风巷中采用了一种新型自移式超前支护支架组。
- During the preparative and mining process of fully mechanized coal mining face, meeting small fold is a premonitor that there may be concealed fault around the face. 在综采工作面的准备和回采过程中,小褶曲是可能存在隐伏断层的征兆。
- Determination on the Length of Coal Mining Face in Trend Longwall 走向长壁回采工作面长度的确定
- According to the state of geology complex and unseasonable design,through many years practice in Zhangshuang coal mine,the way of lifting the single face output in combined mining face is provided. 针对张双楼矿地质条件复杂，设计不太合理等先天不足，通过多年的实践，提出了提高综采工作面单产的有效途径。
- Introduces when fully-mechanized mining face crossing faultage in Tunlan coal mine,adopts a kind of new technique of preacting to dig rock drivage along the faultage and abtains the better results. 介绍了屯兰矿在综采工作面过断层时,采用一种沿断层提前掘岩巷的新工艺,取得了良好的效果。
- She uses tongs to add coals to the fire. 她用火钳往炉火中添煤。
- The practices showed that the complex roof of C4 seam was effectively controlled.Therefore the roof control problem of the coal mining face under the complex roof conditions was solved. 实践应用表明,C4煤层复合顶板得到了有效的控制,解决了复合顶板条件下回采工作面的顶板控制问题。
- In view of the mining affecting the upward-downward airways and accessorial uphill of mining face 4222 (3) in xieyi coal mine, in-situ survey of surrounding rock in the three roadways was done. 摘要针对谢一矿4222(3)采煤工作面的上、下风巷和辅助上山受采动影响情况，对三条巷道的矿压显现进行了现场测试。
- The coal mine underground micro seismic monitoring system which is made by Shandong University of Science and Technology is used to monitor the behavior of overburden strata of mining face. 通过对监测到的微地震事件定位计算,证实微地震发展演化与采场覆岩破坏密切相关。
- She used the tongs to add coal to the fire. 她用火钳往炉火添煤。
- 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。
- The fire will keep in if you add coal into it from time to time. 不时添点煤, 火就不会熄。
- overlong fully mechanized coal mining face 超长综放面
