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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 38001.11-2020 |
Flexible display devices—Part 1-1: Terminology and Letter symbols 柔性显示器件 第1-1部分：术语与文字符号 |
China National Standards Letter symbols |
 English PDF |
| GB/T 36919-2019 |
Organic light-emitting diode （OLED）lighting—Terminology and Letter symbols 有机发光二极管照明 术语和文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 33925.2-2018 |
Liquid pumps and installation—General terms, definitions, quantities, Letter symbols and units—Part 2: Pumping system 液体泵及其装置-通用术语、定义、量、字符和单位-第2部分：泵系统 |
China National Standards Letter symbols |
English PDF |
| GB/T 36489-2018 |
Flow chart of air separation plant—Graphical symbols and letter codes 空气分离设备流程图 图形符号和文字代号 |
China National Standards Letter symbols |
English PDF |
| GB/T 33925.1-2017 |
Liquid pumps and installation—General terms, definitions, quantities, Letter symbols and units—Part 1: Liquid pumps 液体泵及其装置 通用术语、定义、量、字符和单位 第1部分：液体泵 |
China National Standards Letter symbols |
English PDF |
| GB/T 30096-2013 |
Major Letter symbols for laboratory instrument and equipment 实验室仪器和设备常用文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 22181.1-2008 |
Plasma display panels - Part 1: Terminology and Letter symbols 等离子体显示器件 第1部分 术语与文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 20871.2-2007 |
Organic light emitting diode display - Part 2: Terminology and Letter symbols 有机发光二极管显示器 第2部分：术语与文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 11499-2001 |
Letter symbols for discrete semiconductor devices 半导体分立器件文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 4270-1999 |
Graphical symbols and letter codes for thermal engineering in the technical documentation 技术文件用热工图形符号与文字代号 |
China National Standards Letter symbols |
English PDF |
| GB/T 17485-1998 |
Hydraulic fluid power--Pumps，motors and integral transmissions--Parameter definitions and Letter symbols 液压泵、马达和整体传动装置参数定义和字母符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 2987-1996 |
Letter symbols of parameter for electronic tubes 电子管参数符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 1418-1995 |
Letter symbols for telecommunication equipment 电信设备通用文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 13394-1992 |
Letter symbols to be used in electrical technology--Symbols for quantities to be used for rotating electrical machines 电工技术用字母符号 旋转电机量的符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 12082-1989 |
Letter symbols for gas lasers 气体激光器文字符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 3431.2-1986 |
Letter symbols for semiconductor integrated circuits--Letter symbols for function of pins 半导体集成电路文字符号 引出端功能符号 |
China National Standards Letter symbols |
English PDF |
| GB/T 2625-1981 |
Process detection and controlflow chart--Symbols and letter codes 过程检测和控制流程图用图形符号和文字代号 |
China National Standards Letter symbols |
English PDF |
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