冶金起重机英语翻译
metallurgical crane
冶金起重机英语翻译例句
Application of 3D hook positioning and measuring device to metallurgical crane 
吊钩三维定位检测装置在冶金起重机上的应用

The application of bearing with inserted graphite to large metallurgical crane 
镶嵌石墨轴承在大型冶金起重机上的应用