英语词汇“deep mining of coal pillar”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	deep mining of coal pillar
释义	deep mining of coal pillar 基本例句深部开采 Most of large and middle scale open-pit mines in China have reached deep mining.摘要我国的大多数大中型露天矿山已经或即将进入深部开采。
随便看	seaman's lien seaman's papers seaman's payroll seaman's pocket ledger seaman's quarters Seaman's Record Book sea manure sea map Seamap Channel Sea mapping software seamanship seamanships seamare sea margin sea marginsm seamark sea mark sea-mark sea marker seamarks sea marks seam arrangement program seamars seamarsh sea marsh