单项选择题X 纠错
A.water in the fuel
B.cold lube oil
C.excessive starting air pressure
D.excessive fuel pressure
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单项选择题
A.fuel pump should be removed and all connections blanked off
B.cylinder oil feed rate should be increased slightly above that used at normal sea speed
C.cylinder oil feed rate should be reduced
D.cylinder oil feed rate should be increased to the maximum flow capable of the metering pump
单项选择题
A.the proper back pressure
B.the cooling water temperature
C.correct timing and proper seating
D.accurate metering and the exhaust temperature
单项选择题
A.low exhaust back pressure
B.air in the fuel system
C.gasket blow-by or leakage
D.incorrect assembly of idler springs
单项选择题
A.Hydraulic starting
B.Electric starting
C.Ignition
D.Fuel
单项选择题
A.pumping action of the piston
B.pressure of the fuel charge
C.vacuum developed in the manifold
D.pressure of the fresh air charge
单项选择题
A.Electric power and starting air
B.Lube oil standby pump and control air
C.Hydraulic switch and engage jacking gear
D.Motor drain and pneumatic control system power
单项选择题
A.engine overload
B.leaky valves
C.stuck or broken piston rings
D.low air injection pressure
单项选择题
A.Corrosion and eventual failure of the tank
B.Gumming of the tank relief valves
C.Immediate failure of components downstream of the compressed air system
D.Boiling of the water oil mixture as pressure is reduced
单项选择题
A.effective cylinder scavenging and cooling
B.constant pressure from the turbochargers
C.cooler operation of the exhaust system
D.effective constant pressure for turbocharger operation
单项选择题
A.Lubrication
B.Cooling
C.Fuel
D.Electric ignition