A.dry liner
B.wet liner
C.jacket liner
D.corrugated liner
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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.Return-flow
B.Uniflow
C.Cross-flow
D.Direct flow
A.maintain higher than normal jacket water temperature
B.change the lube oil more frequently than normal
C.maintain a higher air-box temperature than normal
D.maintain a higher air-box pressure than normal
A.the exhaust will be clear
B.fuel consumption will be low
C.all the fuel will be burned at top dead center
D.fuel consumption will be high
In a diesel engine, when installing new piston rings it is important to check（）
Ⅰ.ring gap clearance
Ⅱ.side clearance
A.Ⅰ only
B.Ⅱ only
C.both Ⅰ and Ⅱ
D.neither Ⅰnor Ⅱ
最新試題
The cetane rating of diesel fuel is an indication of the （）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
As soon as a diesel engine has started, which of the listed engine operating parameters should be checked FIRST?（）
The ISPS Code consists of a mandatory section-Part A, which shows（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
If two A.C.generators are to be operated in parallel, the load is distributed evenly by（）
To shut down a diesel engine after it exceeds the set maximum speed，which type of device listed should be used?（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
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.