短語詞組短語beam crane single -beam crane 單梁起重機(jī)rock wall crane -beam 巖壁吊車梁Overhead crane with carrier -beam [機(jī)]掛梁橋式起重機(jī)single -beam crane 單梁起重機(jī);單軌起重機(jī);繙譯;單梁起重機(jī)英語two -beam crane 雙梁起重機(jī)double -beam crane 雙梁吊車electric two -beam crane 電動雙梁起重機(jī)rock -bolt crane beam 巖錨吊車梁Electric single -beam crane 電動單梁起重機(jī) 返回 crane beam