英语词汇“room mining, chamber mining”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	room mining, chamber mining
释义	room mining, chamber mining 房式采煤法；每隔一定距离开采煤房,在煤房之间保留煤柱以支撑顶板的采煤方法。
随便看	acronotus acrons acronyc acronycal acronycally acronych acronychal acronychally acronychia Acronychia acronychia oligophlebia Acronychia oligophlebia Acronychia pedunculata acronychius acronychous acronycidine Acronycin acronycine acronyctous acronyllidine acronym acronym and initialism acronymania Acronym Data Base acronymed