 |
| |||
| 空气; 大气; 气氛气体; 保护气氛气体 | |||
| 大气气体; 大气成因 | |||
| atmospheric gas: 18 phrases in 7 subjects |
| Drilling | 1 |
| Earth sciences | 3 |
| Oil / petroleum | 2 |
| Oil processing plants | 4 |
| Physics | 1 |
| Technology | 6 |
| Wind Energy | 1 |
|
| |||
| 空气; 大气; 气氛气体; 保护气氛气体 | |||
| 大气气体; 大气成因 | |||
| atmospheric gas: 18 phrases in 7 subjects |
| Drilling | 1 |
| Earth sciences | 3 |
| Oil / petroleum | 2 |
| Oil processing plants | 4 |
| Physics | 1 |
| Technology | 6 |
| Wind Energy | 1 |