【Daily Question: Pump Equipment】True or False Question, April 20, 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. An overcurrent in the motor must be caused by the pump it drives ( ) ； 2. Sliding vane pumps fall under the category of vane-type centrifugal pumps (). Error ； Error