【Daily Question: Pump Equipment】True or False Question, 4/12/2019
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bk12.jpg Rules for multiple-choice questions: 1. If both answers are incorrect, +2 wealth for active participation; if one answer is correct and the other is incorrect, +5 wealth; if both answers are correct, +8 wealth. 2. If only one answer is provided, unless it is clear which question’s answer it is, a correct answer earns +5 wealth points, while an incorrect answer earns +2 wealth points; in all other cases, it is counted as active participation and grants +2 wealth points. 3. Rewards for answers are available once per person only. 4. Each reply allows scoring for only one person. 5. The answer and its explanation will be visible after responding. 6. The reward is valid for 48 hours; no reward will be given after that period. Studying* and winning awards again; come by here every day. 1. When the outer diameter of the centrifugal pump impeller is too close to the partition in the pump body, it can easily cause the pump to experience significant vibration ； ( ) 2. Diaphragm pumps can all be used normally even when turned upside down. ( ) Answer: 1, Correct ； 2. Error
1. When the outer diameter of the centrifugal pump impeller is too close to the partition in the pump body, it can easily cause significant vibration in the pump； ( √ ) 2. Diaphragm pumps can all be used normally even when turned upside down. ( × )