問題詳情
38.What operating condition can cause high exhaust gas temperature and black smokeexhausting from an auxiliary diesel engine?
(A)engine overload
(B)low combustion temperature
(C)plugged fuel nozzle holes
(D)lower fuel injection rate
參考答案
答案：A
難度：適中0.653846
統計：A(17),B(3),C(3),D(3),E(0)