A.point of opening
B.speed of opening
C.lift from its seat
D.all of the above
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A.Steel brush
B.Fine emery cloth or steel wool
C.A section of the removed compression ring
D.A case hardened scraper
A.improper adjustments
B.contaminated fuel
C.coated fuel lines
D.excessive vibration
A.during low loads
B.after proper oil viscosity is reached
C.during starting
D.after cleaning filters
A.adjusts the idle speed control
B.drain and flushes the governor and replace the oil
C.adjusts the compensating needle valve
A.Proper timing
B.Accurate metering
C.Suitable injection rate
D.Suitable atomization rate
最新試題
Refrigerant entering the compressor of a refrigeration system should be in which of the following conditions?()
If two A.C.generators are to be operated in parallel, the load is distributed evenly by()
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.
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?()
Which of the following items don’t belong to dock repair works?()
Engine parameters shall be corresponded to NOx Technical Files. This is required by ()
By comparing the exhaust gas temperature of each cylinder, the operator can determine if the load is balanced throughout the engine. The device most commonly used is a()
During the diesel engine running, the water level of F.W expansion tank should normally kept in the () level of glass tube.
Cold weather starting of a diesel engine may be made easier by()
To shut down a diesel engine after it exceeds the set maximum speed,which type of device listed should be used?()