問題詳情
21. The ___________ could be integrated with the auxiliary boiler and the exhaust gaseconomizer (EGE) to form the advanced turbo-generator system (ATG)
(A) diesel generator engine
(B) gas turbine engine
(C) electrical propulsion system
(D) steam turbine engine
參考答案
答案：D
難度：困難0.351852
統計：A(13),B(16),C(6),D(19),E(0)