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【Daily Question: Pump Equipment】Multiple-choice Question 2018.11.30

2018-11-30View Original

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bk09.jpg Rules for multiple-choice questions: 1. If the answer to each question is incorrect, you will still receive a reward of 2 Wealth for your active participation; 2. A correct answer rewards 6 wealth points ; 3. Rewards for answers are available once per person only ; 4. Each reply allows for only one management rating ; 5. The answer and its explanation will be visible after responding ; 6. The reward is valid for 48 hours. Studying* and winning awards again; come by often. What is directly related to the displacement of a reciprocating pump? (Multiple choice): A. Stroke length B. Size of the safety valve C. Operating frequency D. Cylinder diameter E. Number of cylinders F. Discharge pressure. Answer: ACDE

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