起重吊杆 meaning in Chinese
boom
Examples
- To raise or lower ( the boom of a crane or derrick
起重吊杆是一种最简单的起重机。 - The ginpole is the simplest form of derrick
起重吊杆是一种最简单的起重机。 - Ships ' light load derrick gooseneck brackets
船用小负荷起重吊杆转枢拖架 - Bearings for derrick goosenecks - assemblies and components
起重吊杆鹅颈管轴承.组件和部件 - Ships ' light load derrick topping brackets
船用小负荷起重吊杆上托架