問題詳情
32.In a steam turbine engine, the is the energy required to spin the turbine backwards in theatmosphere of exhaust steam.
(A)kinetic energy
(B)blade thermal energy
(C)pressure loss
(D)astern turbine loss
參考答案
答案：D
難度：適中0.515385
統計：A(19),B(12),C(30),D(67),E(0)