問題詳情

33. Which of following is a short flow passage of converging or converging-diverging flow areawhose function is to convert thermal or pressure energy into kinetic energy?
(A) compressor
(B) nozzle
(C) check valve
(D) pressure regulating valve

參考答案

答案:B
難度:非常困難0
統計:A(2),B(0),C(0),D(0),E(0)

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