 |
| |||
| визуальный индикатор загрязнения (Yeldar Azanbayev) | |||
|
visual clogging indicator : 1 phrase in 1 subject |
| Electrical engineering | 1 |
|
| |||
| визуальный индикатор загрязнения (Yeldar Azanbayev) | |||
|
visual clogging indicator : 1 phrase in 1 subject |
| Electrical engineering | 1 |