2004年5月1日《,道路交通安全法》正式实施以后,原来的农用运输车这一称谓随之消失,改称三轮汽车、低速载货汽车。而相应地原来的“变型运输机、变型拖拉机、运输型拖拉机、多功能拖拉机”等等称谓也消失殆尽,拖拉机重新回归到了它的本来的面目。在此笔者通过参阅相关资料简单谈点关于变型拖拉机概念的形成与标准制定,以利于农机部门今后有针对性的做好农机 May 1, 2004, “Road Traffic Safety Law,” After the official implementation of the original title of agricultural vehicles disappear, renamed the three-wheeled vehicles, low-speed truck. The corresponding “variant transport aircraft, variant tractors, transport tractors, multi-purpose tractors” and so appellation disappeared, the tractor back to its true colors. Here I refer to the relevant information through a simple talk about the formation of the concept of tractor and standard-setting in order to facilitate the agricultural sector in the future targeted agricultural machinery