保证夜间行车安全确保车头灯的性能是十分重要的。 一般说来,发现车头灯光度不足或投射角度不准,可以自己动手进行调校。在检查车头灯时,应该预备一把螺丝刀,选择一个较暗的环境,如傍晚时分进行整个过程。因为调校的对象是灯光,傍晚时可借天然光来找出调整光轴用的螺丝,而且在暗的环境下调整出来的结果会较为正确。 Securing traffic safety at night is important to ensure the performance of the headlights. In general, found that the lack of headlights or projection angle is not allowed, you can do it yourself. When checking the headlights, you should prepare a screwdriver to choose a darker environment, such as the evening the entire process. Because the object of the adjustment is light, in the evening, natural light can be used to find out the screw for adjusting the optical axis, and the result adjusted in a dark environment can be more correct.