Browse Standards
1542+ standards in database
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档案分类标引规则
Guidelines for the archives classification indexing
信息处理 单命中判定表规范
Information processing--Specification of single-hit decision tables
图形标志 使用原则与要求
Graphical signs--Principles and requirements for the application
图形符号 术语
Graphical symbol--Terms
企业标准体系表编制指南
Guides for preparing diagrams of enterprise standard system
中国颜色体系
The Chinese color system
印刷型文献价格指数标准
Standard for price index of printed document
信息处理 按记录组处理顺序文卷的程序流程
Information processing--Program flow for processing sequential files in terms of record groups
中国盲文
Chinese braille
机械制图 螺纹及螺纹紧固件表示法
Mechanical drawings--Representation of screw threads and threaded parts
技术制图 圆锥的尺寸和公差注法
Technical drawings--Dimensioning and tolerancing of cones
辞书编纂常用汉语缩略语
Common chinese abbrieviations used in dictionaries
汉语拼音正词法基本规则
Basic rules for Hanyu pinyin Orthography
中国盲文音乐符号
China braille musical signs
标准样品工作导则(6) 标准样品包装通则
Directives for the work of reference materials(6)--General rules for package of certified reference materials
电气简图用图形符号 第12部分:二进制逻辑元件
Graphical symbols for electrical diagrams--Part 12:Binary logic elements
电气设备用图形符号
Graphical symbols for use on electrical equipment
电气设备用图形符号绘制原则
General principles for the creation of graphical symbols for use on electrical equipment
信号与连接线的代号
Designations for signals and connections
技术制图 简化表示法 第2部分:尺寸注法
Technical drawings--Simplified representation--Part 2:Dimensioning