【Pump Technology Edition: Daily Question】January 27, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

2020-01-28View Original

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86. The relief valve is used to regulate the constant pressure in the hydraulic system. A. Pressure B. Flow rate C. Velocity D. Direction Answer to question 85 from the day before yesterday: B. 85. When the two shafts are far apart and accurate transmission is required, (B) should be used. A. Belt drive B. Chain drive C. Gear drive (Answers will be released the day before they are made public; those who get it right before the release receive 10 wealth points, those who get it right after the release receive 5 wealth points, and those who participate receive 3 wealth points.)

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【Pump Technology Edition: Daily Question】January 27, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

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