ASTM E1709-00e1被替代
Standard Test Method for Measurement of Retroreflective Signs Using a Portable Retroreflectometer
出版：American Society for Testing and Materials
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基本信息
標準編號： ASTM E1709-00e1
發布時間：2000/7/10 0:00:00
標準類別：Standard
出版單位：American Society for Testing and Materials
標準頁數：5
標準簡介
CONTAINED IN VOL. 06.01, 2005Covers measurement of the retro-reflective properties of sign materials such as traffic signs and symbols (vertical surfaces) using a portable retroreflectometer that can be used in the field. The measurements can be compared to minimum requirements to determine the need for replacement.
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