单项选择题
A.Flywheel inertia
B.Admission of starting air
C.The way of the vessel
D.securing of fuel to the cylinders
单项选择题 Cold weather starting of a diesel engine may be made easier by（）
单项选择题 Starting a large low-speed propulsion diesel engine on diesel fuel during cold weather conditions, will be made easier by （）
单项选择题 The main propulsion diesel engine jacket water temperature rises above normal, with the raw water sea suction and the expansion tank water level being normalWhich of the following problems is most likely the cause?（）