北方交通以“阔步前进”为参展主题,携充分体现客户价值的、最新科技水平的系列工程机械及筑养路机械产品隆重亮相bauma China2010。其中,70U、50U、25U、20U型液压汽车起重机是参展产品中的一抹亮色。该系列起重机拥有“U”形截面设计、常闭式制动器回转机 Northern traffic to “stride forward ” as the theme of the exhibition, with fully reflects the customer value, the latest state-of-the-art series of construction machinery and road construction machinery products grand debut bauma China2010. Among them, 70U, 50U, 25U, 20U hydraulic truck crane products exhibitors a touch of bright colors. This series of cranes have “U ” cross-section design, normally closed brake rotary machine