拖拉机大灯安装法拖拉机上的两个大灯如安装不当，两灯发出的光线不相平行．晚上会车时，会使前方来车的驾驶员产生错觉，易出交通事故。下面介绍一种安装方法：首先把拖拉机停在平地距一堵白墙１０米处，在墙上划一条水平线，其高等了大灯到地面高度，其长势Ｊ“两灯的水... Tractor headlamps installation method If the two headlights on the tractor are installed improperly, the lights emitted by the two lamps are not parallel. Car at night, will make the driver in front of the illusion, easy to traffic accidents. The following describes a method of installation: First of all, the tractor parked at a flat white from a white wall 10 meters, draw a horizontal line on the wall, the higher the headlight to the ground height, the growth of J "two lights of water ...