 |
| |||
| 人类活动 | |||
| |||
| 人类活动性 | |||
| 人类活动 | |||
| 人为活动 | |||
| human activities: 13 phrases in 7 subjects |
| Agriculture | 1 |
| Earth sciences | 1 |
| Ecology | 2 |
| Hydroelectric power stations | 3 |
| Project management | 1 |
| Refrigeration | 1 |
| Technology | 4 |
|
| |||
| 人类活动 | |||
| |||
| 人类活动性 | |||
| 人类活动 | |||
| 人为活动 | |||
| human activities: 13 phrases in 7 subjects |
| Agriculture | 1 |
| Earth sciences | 1 |
| Ecology | 2 |
| Hydroelectric power stations | 3 |
| Project management | 1 |
| Refrigeration | 1 |
| Technology | 4 |