has to be a corner reflector respectively a retroreflective material ( Scotchlite ) surface.
镜子必须是一个角射器 , 别为光材料(Scotchlite)表面。
has to be a corner reflector respectively a retroreflective material ( Scotchlite ) surface.
镜子必须是一个角射器 , 别为光材料(Scotchlite)表面。
This paper briefly reviews the developing history, production status of retroreflective fabric both at home and abroad.
简要回顾回归射织的发展历史,国内外的开发以及生产现状;
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