 |
| |||
| 风口 (道，洞); 通风口; 空气管道布置 | |||
| 气源管道 | |||
| 气路; 空气管路 | |||
| 风管道 | |||
| 气管 | |||
| 空气管道; 风口; 风道; 空气管道布置 | |||
| air piping: 33 phrases in 8 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Compressors | 1 |
| Electronics | 5 |
| Hydroelectric power stations | 1 |
| Metallurgy | 8 |
| Shipbuilding | 9 |
| Technology | 7 |
|
| |||
| 风口 (道，洞); 通风口; 空气管道布置 | |||
| 气源管道 | |||
| 气路; 空气管路 | |||
| 风管道 | |||
| 气管 | |||
| 空气管道; 风口; 风道; 空气管道布置 | |||
| air piping: 33 phrases in 8 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Compressors | 1 |
| Electronics | 5 |
| Hydroelectric power stations | 1 |
| Metallurgy | 8 |
| Shipbuilding | 9 |
| Technology | 7 |