单词towbar
n.: 拖曳杆；（用以牵引拖车的）牵引杆网络: 拖杆；拖把；拖车杆
复数：towbars
Acoustic, Avionics, Springs, Hoses, Gse, Ground Support Equipment, Towbar , Hydraulic Power Unit, Hpu, Gpu, Airstart Springs and Coils.
采购产品声学，航空电子设备，弹簧，软管，地面支持设备，，液压动力单元，弹簧和线圈。