| |||
| 符号码 | |||
| 符号代码; 伪码; 翻译〔象征〕码 | |||
| 象征代码 | |||
| 象征码 | |||
| 符号代码 | |||
|
symbolic code : 24 phrases in 12 subjects |
| Air defense | 3 |
| Automobiles | 1 |
| Business | 1 |
| Earth sciences | 1 |
| Electronic commerce | 4 |
| Electronics | 6 |
| Information technology | 1 |
| Metallurgy | 1 |
| Multimedia | 1 |
| Project management | 1 |
| Technology | 1 |
| Telecommunications | 3 |