山东:校服镶嵌反光警示标志山东省金乡县为了保护学生的交通安全,采用科技手段,在全县中小学生中逐步推行新型校服,他们在中小学生的校服的前胸、衣领、袖口统一镶嵌了反光警示标志。据调查,傍晚是道路交通事故高发时段,在照明条件差的环境下,当车速为每小时60公里时,可见距离最起码为 Shandong: school uniform with reflective warning signs In order to protect the traffic safety of students, Jinxiang County, Shandong Province, the use of scientific and technological means, the gradual implementation of the new school uniform among primary and secondary school students in their primary school uniform, chest, collar, cuff uniform mosaic Reflective warning signs. According to the survey, the evening is the high road traffic accidents, in poor lighting conditions, when the speed of 60 kilometers per hour, the visible distance is at least