retroreflectance meaning in English
后向反射
Examples
- Standard test method for retroreflectance of horizontal coatings
平面涂层回复反射的标准试验方法 - Standard specification for minimum retroreflectance of newly applied pavement marking using portable hand - operated instruments
使用便携式手操作装置对新应用人行道标记的最小回射测定的标准规范