英语词汇coal pillar怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	coal pillar
释义	coal pillar 简明释义煤柱网络释义 1 ?岩石力学 ...Keywords rock mechanics;highwall mining with auger machine;mechanical effect;coal pillar;stability; 岩石力学;螺旋钻机开采;力学效应;煤柱;稳定性; Oil feeds into the machine through this tubing. 短语 1 width of coal pillar 煤柱宽度 2 stability of coal pillar 煤柱稳定性 3 coal pillar width 煤柱宽度双语例句 1 This paper analyzed and calculated width of coal pillar for driving roadway along gob. 对沿空掘巷时煤柱的留设问题进行了分析和计算。 2 If the mined zone go into the security coal pillar, the house crack could be thought caused by mining. 房屋裂缝是否由煤矿采煤引起，主要是看采空区是否进入村庄保安煤柱。 3 This paper introduced methods to select tunnel position and maintain measures for the tunnel in small coal pillar. 文章介绍了在煤柱中确定巷道位置的方法及巷道的维修措施。
随便看	substandard highway substandard housing substandard instrument substandard insurance substandard lamp substandard life substandard loan substandard meter substandard parts substandard performance substandard product substandard products substandard project substandard propagation substandard rate substandard refraction substandard rim substandard risk sub-standard sea water substandard ship substandard surface layer substanita propria sclerae substant substantia substantia adamantina

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