When the light of a back vehicle is irradiated to an optical control device, the vehicle lamps which are connected can send out warning signals.
当后部车辆灯光照射到光控器后能使连接的车灯闪光发出警示信号。
When the light of a back vehicle is irradiated to an optical control device, the vehicle lamps which are connected can send out warning signals.
当后部车辆灯光照射到光控器后能使连接的车灯闪光发出警示信号。
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