判断题

传热速率是有工艺生产条件决定的，是对换热器换热能力的要求。

答案：错误

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How many stages of LPT does CFM56-3 engine have? ( )

A．1
B．2
C．3
D．4

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When Mrs. Zhou analyze the fable of Yan Hui Refuses Office, to which question she thinks different people will have different answers.

A．What is knowledge?
B．How much is enough?
C．What is perfect life?
D．How to be happy?