标志用公共信息图形符号 第2部分:旅游设施与服务符号
Public information graphical symbols for use on sign--Part 2:Symbols for touring facilities and services
标准状态
发布于:2002-06-13
实施于:2003-01-01
已废止
Public information graphical symbols for use on sign--Part 2:Symbols for touring facilities and services