【Pump Technology Edition: Daily Question】February 4, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

2020-02-04View Original

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94. The material of the shaft should be selected considering ( ), ( ) and ( ). ? A. Strength, stiffness, wear resistance B. Deflection, stiffness, wear resistance ?? C. Hardness, strength. The answer to question 92 yesterday was: C. 93. The automatic main steam valve of a turbine is subjected to thorough inspection using (????). ? A. Kerosene leak test?? B. Airtightness test? ?C. Coloring method (Answers will be released the day before they are made public; 10 wealth points for correct answers before release, 5 wealth points for correct answers after release, and 3 wealth points for participation)

Reply #22020-02-05

A. Strength, stiffness, wear resistance

Reply #32020-02-05

Answer to question 94: A, strength, stiffness, wear resistance

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【Pump Technology Edition: Daily Question】February 4, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

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