Also known as semi tractor, prime mover, road tractor, traction unit
characteristically heavy-duty towing engine that provides motive power for hauling a towed or trailered load
In the Vinony graph
Vinony's link graph records 481 inbound references to 拖頭, and connects out to truck, semi-trailer truck and fifth wheel coupling.
It is catalogued under topics including Articulated vehicles, Tractor units and Trucks.
Vinony links it to 31 Wikipedia language editions.
Article · 中文
牵引车是一種車輛，該車輛專門用於牽引（拖拉）其他車輛。掛車牵引车內有推进器，根據推進器的不同，可以分為輪式牽引車和履帶式牽引車。
Abstract from DBpedia / Wikipedia · CC BY-SA