短語詞組短語telescoping -boom crane 可伸縮吊桿起重機(jī)Professional Telescoping Boom 鍵盤椅telescoping boom crane [機(jī)]可伸縮吊桿起重機(jī)Boom telescoping 起重臂伸縮boom telescoping indicator 伸縮套管伸長指示器boom telescoping device [機(jī)]起重臂伸縮機(jī)構(gòu)Boom telescoping with load 帶載伸縮 返回 telescoping boom