A.gears
B.rams
C.barrels
D.cams
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A.is purified
B.in timed
C.is compressed
D.atomizes
A.crown and skirt
B.liner and jacket
C.ring and groove
D.jacket and block
A.thinner
B.thicker
C.smoother
D.rougher
A.telescopic pipe
B.large bore pipe
C.generating pipe
D.central pipe
A.flat surface
B.mirror finish
C.sloping surface
D.inclined surface
最新試題
To proceed to the assistance of a ship in distress is（）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
The main purpose of port State control is not to（）
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
The flash point of a residual fuel oil should be used to determine the highest temperature to which oil may be heated（）
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（）
During the diesel engine running, the water level of F.W expansion tank should normally kept in the （） level of glass tube.