 |
| |||
| 回流 | |||
|
flow recirculation : 13 phrases in 6 subjects |
| Automobiles | 1 |
| Electronics | 3 |
| Metallurgy | 3 |
| Name of organization | 1 |
| Technology | 4 |
| Wind Energy | 1 |
|
| |||
| 回流 | |||
|
flow recirculation : 13 phrases in 6 subjects |
| Automobiles | 1 |
| Electronics | 3 |
| Metallurgy | 3 |
| Name of organization | 1 |
| Technology | 4 |
| Wind Energy | 1 |