group code
| record
| group code abbr. | |
| comp. | 组码 |
| comp. од. | 群码 |
| record abbr. | |
| gen. | 记录; 自 记; 录音; 显 示; 标 出; 记录曲线 档案 |
| gen. | 唱片 |
| hydroel.st. | 记录 |
| |||
| ★ 群码; 组码 | |||
| 组符号; 分组码 | |||
|
group code : 29 phrases in 13 subjects |
| Air defense | 1 |
| Automobiles | 1 |
| Aviation | 3 |
| Cryptography | 1 |
| Economics | 1 |
| Electronics | 3 |
| Information technology | 3 |
| Management | 1 |
| Multimedia | 1 |
| Nuclear physics | 1 |
| Space | 1 |
| Technology | 6 |
| Telecommunications | 6 |