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- Actually and theoretically we attemp to discuss the relationship between the geological condition , mining factor or time factor and the coal burst. 試圖從實(shí)際上和理論上論述地質(zhì)條件、開(kāi)采因素和時(shí)間因素與沖擊地壓發(fā)生的關(guān)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. 試驗研究表明,煤巖在沖擊破裂過(guò)程中,裂縫的形成和顆粒的摩擦會(huì )產(chǎn)生電磁輻射;
- 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]竇林名;何學(xué)秋;王恩元;等.;由煤巖變形破壞所產(chǎn)生的電磁輻射[J]
- She tripped and went down with a bump. 她絆了一下，猛地跌倒在地上。
- The two children collided with a bump. 兩個(gè)孩子砰的一聲撞上了。
- I really am so sorry to bump into you. 撞著(zhù)你了真是非常抱歉。
- That bad failure brought them down to earth with a bump. 那次慘重的失敗才使他們猛然知道天高地厚。
- Mind you don't bump your head on the low ceiling. 天花板很低，留神別碰頭。
- She tripped over a bump on the road. 她被路上一塊隆起的地面絆了一下。
- A bump on the head caused her amnesia. 她因頭部撞了一下而得了健忘癥。
- We need to replenish our stocks of coal. 我們需要再次補充煤的儲備。
- She piled on more coal before the fire go out. 在火熄滅之前她又加上些煤。
- No man feel like laughing when he bump his funny bone. 沒(méi)有人在撞傷了笑筋時(shí)想要笑。
- I add the coal on the flame continuously. 我不斷朝火里添加煤炭。
- They are ventilating the sap of a coal mine. 他們正在使煤礦坑道通風(fēng)。
- Prohibition was laid on the export of coal. 禁止煤炭輸出。
- He put a shovel of coal on to the fire. 他往火爐里加了一鏟煤。
- When his money ran out, he came down to earth (with a bump). 他把錢(qián)用光時(shí)，才(赫然)如夢(mèng)初醒。
- That coal mine is no longer worked. 那個(gè)煤礦已經(jīng)不經(jīng)營(yíng)了。
- We have enough coal to see the winter out. 我們有足夠的煤過(guò)冬。
