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- According to the working practice in Southern 3 Malan mine ,analyzes the selecting method of digging position which is in the lower seam of short distance coal seams. 结合马兰矿南三采区施工实践经验,分析了近距离煤层下层煤巷道开掘位置的选择方法。
- The British line was forced back a short distance. 英军的阵线被迫后退一段距离。
- Selecting Method of Digging Position which is in the Lower Coal Seam of Short Distance Coal Seams 近距离煤层下层煤巷道开掘位置选择
- Study on Surrounding Rock Supporting Pressure of Floor Roadway During Short Distance Coal Seam Combined Mining 近距离煤层群联合开采底板巷道围岩支撑压力研究
- Application of Research on Distributing Discipline of Abutment Pressure At Combined Mining Among Short Distance Coal Seams 滞后支承压力研究在近距离煤层联合开采中的应用
- He heaved heavily after a short distance running. 没跑几步,他就气喘吁吁了。
- Walk a short distance back and there you are. 往回走一点,然后就到了。
- short distance coal seams 近距离煤层
- The first salvo exploded a short distance away. 第一批投下的炸弹在不远处爆炸。
- Fifty kilometres isa short distance by air. 乘飞机五十公里不算远。
- These brakes stop a car within a short distance. 这些制动器在短距离内能把车刹住。
- In the stone coal layer and the overlying black shale, there is a pyrite layer. 在石煤层或其上部的碳质页岩中含黄铁矿层。
- Women: Not worth it la. For such a short distance. 这么近的路不划算。
- Peacock can only endure a short distance flying. 孔雀只能飞短的距离。
- It's a short distance to school. 到学校距离很近。
- The park is only a short distance away. 公园离这儿只有很短的一段距离。
- Located a short distance away; close at hand. 在附近的位于附近的;就在附近的
- The oil shales are associated with and lie on a coal layer of turfy-swampy facies. 煤层顶部发育的巨厚湖相劣质油页岩;分布广;层位稳定;含油率<3.;5%25。
- A peacock can fly only a short distance. 孔雀只能飞很短的距离.
- A peacock can flya short distance. 孔雀只能飞很短的距离.