“洞外引道照明”的概念、定义、翻译、参考文献-科学参考

单词	洞外引道照明
释义	洞外引道照明 Encyclopedia 工学公路隧道照明释 tunnel entrance lighting洞外引道照明为了使驾驶员视觉更好地适应夜间洞内外亮度变化，设置在隧道进出口外部的夜间照明。
随便看	youths living on the elders youth sport club youth sports youthsstaying in the house and indulging in the internet youth's wear Youth Truth youth violence youth volunteer activity Youtian Xihai Shi Yayan Youwenshuo youwen theory You Who Came from the Stars You Xian Youxian County Museum（Tan Zhenlin's Life And Achievements Exhibition Hall） Youxian Guchui Youxian partridge duck Youxian Qu You Xiaogang You Xiaozeng Youxi Xian You Ya Youyang ancient song YouYang Tujiazu Miaozu Zizhixian Youyang Zazu Youyi Feng

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