sum-and-difference
| system
| sum-and-difference | |
| gen. | 和差 |
| 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 |
| |||
| 和差 | |||
|
sum-and-difference : 6 phrases in 5 subjects |
| Air defense | 1 |
| Earth sciences | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 2 |