A.excessive cylinder lubrication
B.a lugging engine
C.a leaking cylinder liner
D.overloading of one cylinder
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A.method of supplying air
B.cooling system
C.method of igniting fuel
D.valve operating mechanism
A.obtain injection lag
B.help mix fuel and air
C.increase combustion pressure
D.utilize higher injection pressures
A.thermal efficiency
B.mechanical efficiency
C.brake thermal efficiency
D.volumetric efficiency
A.wide compression rings are used
B.oil rings are located above the piston
C.chromium plating is used on all piston rings
D.oil rings are located near the bottom of the piston skirt
A.runs out of fuel
B.has low lubricating oil pressure
C.exceeds a set maximum speed
D.has high cooling water temperature
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Diesel engine air start system check valves are opened by （）
Cold weather starting of a diesel engine may be made easier by（）
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（） is not installed on the main switchboar.
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The ISPS Code consists of a mandatory section-Part A, which shows（）
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The additional mark （）in the Classification Certificate for Machinery means propulsion apparatus is remotely controlled on the navigating bridge control station, and engine assembly control station is unmanned periodically.