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English Translations » 高分子及新材料 » One question per day; those who answer correctly receive 6 w

One question per day; those who answer correctly receive 6 wealth points, while participants receive 2 wealth points； March 12

2017-03-12View Original

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Single-choice question: The purpose of using centrifugal pumps in series and in parallel is respectively to increase ( ). A. Head, flow rate B. Flow rate, flow rate C. Head, head D. Flow rate, head Answer: A. Head, flow rate
Reply #22017-03-12
The purposes of using centrifugal pumps in series and in parallel are both to increase (A). A. Head, flow rate B. Flow rate, flow rate C. Head, head D. Flow rate, head

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Translated at 2026-07-23 12:15:15

Original: https://bbs.hcbbs.com/thread-1761010-1-1.html

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