英语词汇“holing-through, heading through, thirling”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	holing-through, heading through, thirling
释义	holing-through, heading through, thirling 贯通掘进；井巷掘进中；采用一个或两个工作面按预定方向与预定井巷或硐室接通的作业。
随便看	quantity system quantity system attestation quantity tax Quantity technology quantity test Quantity that is not yet determined quantity theorist quantity theory quantity theory of money quantity theory of price quantity time quantity/timing Quantity tissue velocity image quantity to be conveyed quantity to be hauled quantity to be measured quantity to inspection quantity tool quantity to qualitative change Quantity trace quantity traceability quantity training quantity traits quantity transmission quantity underrun