【Daily Question No. 011】November 11, 2017

2017-11-11View Original

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This post was last edited by 955559 on 2017-11-11 at 12:15. [Daily Question No. 011] As of 11/11/2017, the most common method for adjusting a centrifugal pump is (　　). A. Changing the opening degree of the valve in the suction pipeline. B. Changing the opening degree of the valve in the discharge pipeline. C. Installing a return circuit to adjust the volume of flow. D. Turning the impeller of the centrifugal pump. The reference answers can be seen after clicking “Repost”; scoring is possible by identifying the key points. B

Reply #22017-11-11

B Change the opening degree of the valve in the extrusion pipeline

Reply #32017-11-11

Our company commonly uses C and the reflow method!

Reply #42017-11-11

B Change the opening degree of the valve in the extrusion pipeline

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【Daily Question No. 011】November 11, 2017

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