单项选择题
A.high cost of fuel
B.serious fire hazard
C.possibility of pollution
D.poor combustion which will occur in that cylinder
单项选择题 Lube oil accumulating in the cooling water system of a diesel engine will result in （）
单项选择题 A spring-loaded centrifugal flyweight governor responds to reduced engine load with an immediate increase in （）
单项选择题 In order to start a large, low-speed, main propulsion diesel engine on high viscosity fuel after an extended shutdown, the （）