A.Fuel oil service pump discharge
B.Fuel oil strainer
C.Fuel oil heater
D.Fuel oil flow meter
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A.maintain even distribution of bearing wear
B.maintain a constant oil temperature
C.maintain a pressurized film between moving surfaces
D.remove entrained water
A.so as to never be integral lube
B.with a sloped bottom
C.only of nonferrous, noncorrosive metals
D.with drain/return lines terminating just above or at the designed normal level
A.is an indication of the amount of noncombustible material present in the oil
B.indicates the quantity of energy released by burning a unit amount of the fuel
C.is useful for determining proper atomization temperatures
D.reflects the overall thermal efficiency of the fuel oil service system
A.point of opening
B.speed of opening
C.lift from its seat
D.all of the above
A.Steel brush
B.Fine emery cloth or steel wool
C.A section of the removed compression ring
D.A case hardened scraper
最新試題
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
“Insufficiency of manning or insufficiency of certification of seafarers” is an identification of a（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
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.
Under MARPOL Code the ship to which it applies has to carry （）
Flame failure in an automatically fired auxiliary boiler can from a/an （）
The main purpose of port State control is not to（）
The treatment of the fuel oils involves storage, heating, filtering and（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）