問題詳情

7.Generating tubes in waste heat boilers are beneficial to .
(A)reduce gas flow turbulence
(B)prevent exhaust gas corrosion
(C)increase the rate of combustion
(D)increase the area of heat transfer

參考答案

答案:D
難度:適中0.533333
統計:A(1),B(2),C(4),D(8),E(0)

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