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- Test result clears,roadway caving method possesses adventages of simple technology,high efficiency and safety,it finds out a good method for mining high gas steeply indined middle coal seams. 試驗結果表明,巷道放頂煤采煤法具有工藝簡(jiǎn)單、效率高、安全性好等優(yōu)點(diǎn),為高瓦斯急傾斜煤層找到了一種有效的開(kāi)采方法。
- eastern and middle coal enterprises 東中部煤炭企業(yè)
- I'm sick of being piggy in the middle all the time. 我膩煩了總是夾在爭吵雙方的中間。
- He planted roses in the middle of the garden. 他在花園中間種上玫瑰。
- He admires the chivalry of knights in Middle Ages. 他很佩服中世紀武士的俠義精神。
- It has its roots deep in the Middle Ages. 它起源于遙遠的中世紀。
- My wheel twisted off in the middle of the car race. 我的車(chē)輪子在汽車(chē)比賽中途脫掉了。
- We have studied botany in our middle school. 我們在中學(xué)的時(shí)候就學(xué)過(guò)植物學(xué)。
- There are 300 students or so in this middle school. 這所中學(xué)大約有300個(gè)學(xué)生。
- He was appointed the rector of the middle school. 他被任命為那所中學(xué)的校長(cháng)。
- She has dropped out in the middle of the race. 她中途退出比賽。
- We've learned algebra in middle school. 我在中學(xué)就學(xué)過(guò)代數學(xué)。
- He broke off in the middle of a sentence. 他一句話(huà)只說(shuō)了一半就停住了。
- He is standing in the middle of the classroom. 他正站在教室中間。
- He is studying at a junior middle school. 他正在上初中。
- We had studied physiology in middle school. 我在中學(xué)就已經(jīng)學(xué)過(guò)生理學(xué)。
- The sheets have worn thin in the middle. 床單的中間部分磨薄了。
- Here's our file on the Middle East. 這是我們關(guān)于中東的案卷。
- The middle, usually fleshy layer of a fruit wall. 中果皮果皮中間通常含肉較多的那一層
- Europe suffered many plagues in the Middle Ages. 歐洲在中世紀屢屢遭受瘟疫。
