Standard test method for measuring the coefficient of retroreflected luminance of pavement markings in a standard condition of wetness 标准潮湿条件下路面标记反射亮度系数测量的标准试验方法
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Standard test method for measuring the coefficient of retroreflected luminance of pavement markings in a standard condition of continuous wetting 连续浸润标准条件下路面标记反射亮度系数测量的标准试验方法