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

词汇	jumbo derrick
释义	jumbo derrick 重型吊杆；重吊杆
随便看	cavity aircraft antenna cavity analysis cavity and core plates cavity and flaw cavity angle cavity angles cavity antenna cavity aqueduct cavity area cavity areas cavity assembly screw cavity-back Cavity-backed cavity backed microstrip antenna cavity-backed microstrip antenna cavity-backed radiator antenna cavity backed slot dipole antenna cavity-backed slot-dipole antenna cavity backup plate cavity back up plate cavity backwater Cavity bandpass filter cavity base Cavity beam position monitor cavity beneath road slabs