【Pump Technology Edition: Daily Question】March 4, 2020 (Section benefit: 10 Wealth points as a reward for answering correctly before the answers are revealed)

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123. The fundamental factor determining the stability of a sliding bearing is the (????) of the shaft within the bearing. A. Rotational speed B. Axial movement C. Magnitude of the eccentric moment D. Lubrication conditions. Answer to question 122 on March 3, 2020: A. 122. For a level with a scale value of 0.02 mm/1000 mm, when the bubble moves one division, the inclination angle of the bottom surface of the level is (A). A、4\" B、0?02° C、0?02rad D、2\" (The answer will be released the day before it’s announced; those who get it right before the announcement receive 10 wealth points, those who get it right after the announcement receive 5 wealth points, and those who participate receive 3 wealth points.) I’ve been a bit busy lately, so I’m slower at posting questions and responding to evaluations, but no matter how busy or late it gets, I will still post and reply to everyone. Thank you all for your continued support!