英语词汇“arm of derrick”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	arm of derrick
释义	arm of derrick 起重吊臂
随便看	chief engineers chief engineer's log chief engineer's office Chief Engine Room Artificer Chief Enlisted Manager Chief Entertainment Officer chief equipments list chiefer chieferies chiefery chiefes chiefess chiefesses chiefest chiefest of all Chief Ethics Officer chief event chief examiner chief excutive officer chief execution officer Chief Executive chief-executive chief executive,county government chief executive, county government Chief Executive Dockyard