train movement recording equipment
... 信号中修 signal intermediate repair 行车记录设备 train movement recording equipment 行车信号机 train signal ...
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主要生产产品包括行车记录仪，汽车黑匣子，车载显示屏，后视摄像头，监控DVR，无线监控设备等。
The main products including car driving recorder, car black box, portable DVR, car display screen, rearview camera, DVR monitor, wireless monitoring equipments, etc.
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