英语词汇“shaft pillar extraction”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	shaft pillar extraction
释义	shaft pillar extraction 井筒煤柱开采
随便看	civilta civil time civil times civil tongue civil traffic computer-routing system civil trail civil transport civil transportation civil trespass civil trial civil trial court civil truck civil twilight civil ujdicial statistics civil-union civil union civil unions civil version civil-war civil war civil ware Civil War Income Tax Act civilwarland civil wars civil-wars 䕮䕯䕰䕱䕳䕵䕸䕹䕺䕻なにくわぬかおなにくわぬかお【何食わぬ顔】なにくわぬ顔なにげないなにげない【何げない（何気無い）】なにげなしになにげなしに【何げなしに（何気無しに）】なにげ無いなにげ無しになにごと