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- coal burst prevention 揭煤防突
- Actually and theoretically we attemp to discuss the relationship between the geological condition , mining factor or time factor and the coal burst. 试图从实际上和理论上论述地质条件、开采因素和时间因素与冲击地压发生的关系.
- Experimental study show that the EME(electromagnetic emission) is caused by the crack expands and friction of granule during rock and coal burst failure. 试验研究表明,煤岩在冲击破裂过程中,裂缝的形成和颗粒的摩擦会产生电磁辐射;
- DouL M, He XQ, WangE Y, et al.Research on the electromagnetic emission in the rock and coal burst failure [J].Journal of Tsinghua University 2001,41(12): 86-88. [8]窦林名;何学秋;王恩元;等.;由煤岩变形破坏所产生的电磁辐射[J]
- Keystone and Countermeasures of Water Burst Prevention in Mining under Sea 海下采煤海溃防治工作重点及对策研究
- We need to replenish our stocks of coal. 我们需要再次补充煤的储备。
- She piled on more coal before the fire go out. 在火熄灭之前她又加上些煤。
- Rock Burst Prevention and Construction for Access Tunnel at Pubugou Hydropower Project 瀑布沟水电站进厂交通洞工程的岩爆防治及施工
- I add the coal on the flame continuously. 我不断朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他们正在使煤矿坑道通风。
- Prohibition was laid on the export of coal. 禁止煤炭输出。
- Measures for the Energy Release Control in the Rock Burst Prevention and Treatment of Hard Rock Deposit 硬岩矿床岩爆防治的能量释放控制措施
- He put a shovel of coal on to the fire. 他往火炉里加了一铲煤。
- That coal mine is no longer worked. 那个煤矿已经不经营了。
- We have enough coal to see the winter out. 我们有足够的煤过冬。
- They eked out their coal by collecting firewood. 他们拣拾木柴以补充煤的不足。
- We had a big delivery of coal today. 今天我们收到大批订购的煤。
- Pile on more coal the fire is going out. 火快灭了,再加上些煤。
- What can we do with the bituminous coal? 这些烟煤可以用来做什么?
- A coal fell from the fire and burned the mat. 一块煤炭从火中掉出来,烧坏了地席。