32. 反動式渦輪機,燃氣在輪葉通道內的進口端面積A1與出口端之斷面積A2的關係為何?
(A)A1 = A2
(B)A1 > A2
(C)A1 < A2
(D)A1 ≦ 0.5A2

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統計: A(0), B(0), C(1), D(0), E(0) #1143525