ICS01.080.01A22通黔中华人民共和国国家标准GB/T16902.1-2004代替GB/T16902.1-1997图形符号表示规则设备用图形符号第I部分:原形符号Rulesforthepresentationofgraphicalsymbols-Graphicalsymbolsforuseonequipment-Part1:Symboloriginals2004-05-10发布2004-12-01实施中华人民共和国国家质量监督检验检疫总局中国国家标准化管理委员会发布GB/T16902.1-2004目次前言··················································································································⋯⋯工引言··················································································································⋯⋯皿1范围···············································································································⋯⋯12规范性引用文件······························································.·...···.··...·.......·........⋯⋯13术语和定义·······························⋯⋯‘··⋯‘··························································⋯⋯14含义···············································································································⋯⋯24.1含义的表述···································································································⋯⋯24.2图形符号的方向·················································...
