我设置相机使环境光曝光正确，接着使用闪灯并调低曝光补偿进行补光。
I set my camera to expose for ambient light, and then used flash which I dialed down.
在自然光线不足(阴雨、夜晚)的逆光情况下，要得到较为理想的车牌图像，需要进行人工补光。
In the condition of that when the light is insufficient (such as in the cloudy day or in the night), we can meet the backlighting problem.
在自然光线不足(阴雨、夜晚)的逆光情况下，要得到较为理想的车牌图像，需要进行人工补光。
In the condition of that when the light is insufficient (such as in the cloudy day or in the night), we can meet the backlighting problem.
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