 |
| |||
| 上行下给式供暖系统 | |||
| 下给式供暖系统 | |||
| 上行下给式供暖系统; 水循环供暖系统; 倾落式 (煤炭装船设备的一种形式) | |||
|
drop system : 13 phrases in 6 subjects |
| Aviation | 2 |
| Polymers | 1 |
| Refrigeration | 1 |
| Space | 3 |
| Technology | 5 |
| Textile industry | 1 |
The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error
| Get short URL | Language Selection Tips