 |
| |||
| 操作处理 | |||
|
operation processing : 21 phrases in 13 subjects |
| Air defense | 1 |
| Artificial intelligence | 1 |
| Aviation | 2 |
| Business | 4 |
| Chemistry | 1 |
| Commerce | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Electronics | 4 |
| Information technology | 1 |
| Plastics | 1 |
| Space | 1 |
| Textile industry | 2 |