unit-block
| system
| unit block | |
| tech. | 组匣 |
| system | |
| gen. | 体 |
| IMF. | 安排 |
| leath. | 网 |
| med. | 派 |
| met. | 装置 |
| met. од. | 系 |
| tech. | 制度; 方法 |
| tech. од. | 体系; 系统 |
| |||
| 组匣; ★ 组合 | |||
|
unit-block : 44 phrases in 8 subjects |
| Aviation | 4 |
| Communications | 3 |
| Computers | 4 |
| Electronics | 12 |
| Information technology | 4 |
| Space | 1 |
| Technology | 14 |
| Telecommunications | 2 |