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трхэксцентриковый | дисковый затвор
- only individual words found| дисковый затвор | |
| agric. | butterfly valve |
| automat. | flap gate |
| construct. | butterfly gate |
| hydroel.st. | control butterfly valve |
| nautic. | balance disc; balanced disc |
| O&G | butterfly valve |
| pipes. | butterfly valve |