英语词汇“long-pillar work”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	long-pillar work
释义	long-pillar work long-pillar work [′lȯŋ ¦pil·ər ‚wərk] (mining engineering) A coal-winning technique used in underground mining in which large pillars of coal are left as the face is advanced; finally all the pillars are removed together.
随便看	interaction network modelling interaction of it systems and repositories interaction pattern card interaction pattern card translator interaction pattern specification interaction people interaction picture interaction prediction method interaction process analysis interaction region quadrupole interaction representation interaction round the face interactions interactions by 2d gel electrophoresis overlap interactions homme-machine infuetur infula infulae in full in full action in full blast in full cry in full feather in full fig in full flight

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