towing off line拖离用拖缆
vacuum towing brake line真空拖引制动器管路
towing water line mark拖航水线标志
main towing line主拖缆
side-towing line舷拖缆
auxiliary towing line副拖缆
emergency towing line应急拖缆
sag of towing line拖缆悬垂值
stand-by towing line备用拖缆
同义词：towlinetowropetowing rope