Light-emitting diode changeable speed limit signs of expressway
全国交通工程设施(公路)标准化技术委员会(SAC/TC 223)
本标准规定了发光二级管(LED)可变限速标志的分类与组成、技术要求、试验方法、检验规则和标识、包装、运输、贮存。
本标准适用于高速公路以LED为发光单元的可变限速标志，其他道路可参照使用。
This standard is the original Chinese electronic standard.
After you successfully purchase, we will send the electronic version of this standard to your email address.
If you have successfully purchased, please go to the plug-in category of the store and download the free plug-in installation package.
If you need translation, please contact email: ChineseStandardsLibraryS001@gmail.com.
