 |
| |||
| жёсткость воды | |||
|
水 硬 度水硬度 : 29 phrases in 8 subjects |
| Environment | 1 |
| General | 10 |
| Geochemistry | 3 |
| Geology | 2 |
| Oil processing plants | 3 |
| Pest control | 1 |
| Technology | 8 |
| 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