| |||
| 顶棚送风口 | |||
| 顶棚散流器; 顶棚空气扩散器; 天花板漫射灯具; 平顶送风口 | |||
| English thesaurus | |||
| |||
| CD | |||
|
ceiling diffusers : 14 phrases in 2 subjects |
| Refrigeration | 8 |
| Technology | 6 |
| |||
| 顶棚送风口 | |||
| 顶棚散流器; 顶棚空气扩散器; 天花板漫射灯具; 平顶送风口 | |||
| English thesaurus | |||
| |||
| CD | |||
|
ceiling diffusers : 14 phrases in 2 subjects |
| Refrigeration | 8 |
| Technology | 6 |