問題詳情

40. Which phenomenon will take place in a steam turbine when the nozzle-passing frequencystimulus is coincident with a turbine blade natural frequency?
(A) Surging
(B) Choking
(C) Knocking
(D) Resonance 

參考答案

答案:[無官方正解]
難度:適中0.5
統計:A(0),B(0),C(0),D(0),E(0)

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