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| working head (насоса); operating pressure head; net head; operating pressure | |||
| working head; net effective head; partial head (напр. на водосливе) | |||
| operating head; effective head | |||
| service head | |||
| operating head of a pump (a pump’s flow-rate at varying heights; the amount of water a pump will produce falls as the head increases; the higher the pump has to push the water, the lower the flow-rate at the outlet) | |||
| working head (трубопровода) | |||
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| net head; operating head | |||
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| working head (напр., трубопровода) | |||
| рабочий напор: 12 צירופים, 7 נושאים |
| בְּנִיָה | 1 |
| טֶכנוֹלוֹגִיָה | 1 |
| מוליקפאק | 4 |
| מקרוב | 2 |
| משאבות | 2 |
| משאבי מים | 1 |
| קֵרוּר | 1 |