英语词汇“optional pilotage”的翻译、意思、用法、释义-英汉汉英词典

单词	optional pilotage
释义	optional pilotage自由引水双向☞exempt pilot-- voluntary pilotage-- optional pilotageoptional pilotage自由引水土木工程名詞
随便看	tooth thickness of wormwheel tooth tip tooth tip leakage tooth tip leakage flux tooth-tip leakage flux tooth-tip reactance tooth tongue tooth tongue--benthalbella linguidens (mead & böhlke--1953) tooth top tooth-to-tail ratio tooth trace tooth transplantation tooth volume toothwash tooth wear tooth wheel tooth width tooth wort tooth-wort toothwort toothy toothy goby toothy-peg tooth–bearing bones (tooth的复数)牙齿