该系统超出了美国当前对前大灯的管理规定，它要求远光光束与近光光束要有单独的开关操控。
This system outpaces current U. s. headlight regulations, which require a separate switch setting for high and low beams.
利用激光光束直线基准进行自准直角度测量具有测量精度高、测量距离远等优点。
Using laser beam as a linear reference to realize autocollimation Angle measurement has advantages such as high accuracy, long measurement distance, etc.
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