【Daily Question: Pump Equipment】True or False Question, 4/29/2019

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Rules for answering questions and managing bg2.png: 1. If all answers to a question are incorrect, a reward of 2 wealth points will be given for active participation； A partially correct answer (one correct question) rewards 5 wealth points ； A reward of 8 wealth for all correct answers ； 2. Rewards for answers are available once per person only ； 3. Each reply allows for one management rating only ； 4. The answer and explanation will be visible after responding ； 5. The reply reward is valid for 48 hours. Studying* and winning awards again; come by here every day. 1. In the rotor part of a magnetic pump, since it comes into contact with the medium, rolling bearings cannot be used; instead, sliding bearings must be employed ( ) ； 2. Due to their symmetrical structure, all gear pumps can operate in the reverse direction (). Answer: Correct, Incorrect