为进一步加强夜间行车安全，避免夜间视距受限，特研制设计了这种专用交通标志设施。

These special facilities are developed to enhance night driving safety and to avoid night horizon limit. The new traffic signs specialized for minibus lanes can illuminate actively.

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夜间的交通事故率及其危害性都远高于白天，一个重要原因是夜间停车视距不足。

The traffic accident rate and its harm in nighttime is more than those in daytime, one important reason is the shortage of night stopping sight distance.

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