英语词汇“mining bord and pillar”的翻译、意思、用法、释义-英汉汉英词典

单词	mining bord and pillar
释义	mining bord and pillar房柱法；煤柱法電機工程
随便看	groanings groan inwardly groan out groans groan with groat groats groatsworth groaty grober unfug grobian grobina groblersdal grobming grocer grocerant groceries grocer's grocers grocer's itch grocers itch grocer's shop grocery grocery bag grocery cart