 |
| |||
| 总环境; 一般环境 | |||
| general environment: 7 phrases in 6 subjects |
| Earth sciences | 2 |
| Electronics | 1 |
| Information technology | 1 |
| Management | 1 |
| Technology | 1 |
| United Nations | 1 |
|
| |||
| 总环境; 一般环境 | |||
| general environment: 7 phrases in 6 subjects |
| Earth sciences | 2 |
| Electronics | 1 |
| Information technology | 1 |
| Management | 1 |
| Technology | 1 |
| United Nations | 1 |