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

词汇	wall-derrick
释义	wall-derrick 英'wɔːld'erɪk美'wɔːld'erɪk墙上转臂起重机¹⁰⁰
随便看	optical aurora optical auroras Optical auto gain clamping optical automatic gain control optical automatic ranging optical automatic titrimeter optical avalanche laser optical axes optical-axes boresight optical axial angle optical axial figure optical axial plane opticalaxis optical axis optic al axis optical axis adjustable device optical axis figure optical axis, OA optical axis of crystal optical axis of symmetry optical axis parallel optical axis parallelism optical-axis parallelism optical axis verticality optical azimuth