【Pump Technology Edition: Daily Question】January 9, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

2020-01-09View Original

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68. When a centrifugal compressor is powered by an electric motor driven through a gearbox, ( ) is generally used as the installation reference for the entire unit. A. Motor B. Compressor C. Gearbox. The answer to the question from yesterday was: B. 67. Multi-stage compressors generally require cooling measures to be implemented at (B). A. Cylinder and inlet/outlet B. Cylinder, inter-stage section and outlet C. Cylinder, inter-stage section and inlet (Answers are 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)

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【Pump Technology Edition: Daily Question】January 9, 2020 (Spring Festival bonus: 10 wealth points for those who answer correctly before the answers are revealed)

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