本标准适用于记录、存储、显示、打印输出车辆有关行驶状态信息的汽车行驶记录装置。
This standard is applicable to the vehicle traveling recording device which records, stores, displays, prints and outputs the relevant vehicle traveling state information.
该标准装置采用高分辨率全数字移相技术和反馈控制技术，有效地提高了装置输出精度。
The high spatial resolution digital phase-shifting technology and feedback control technology were utilized in design of the device to improve its precision.
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