分类号案卷号件号10S.13.200G+AL93A91备案号：45749-2015DB44广东省地方标准DB44/T11372013自动扶梯和自动人行道的超速与非操纵逆转保护功能试验方法Testing methods for protection against overspeed and unintentionalreversal of the travel direction of escalators and moving walks2013-05-08发布2013-08-15实施广东省质量技术监督局发布1
