A.is purified
B.in timed
C.is compressed
D.atomizes
您可能感興趣的試卷
你可能感興趣的試題
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
A.upwards；top
B.upwards；bottom
C.downwards；top
D.downwards；bottom
最新試題
Which of the diesel engine components listed increase air density and helps to improve engine operating efficiency?（）
If separating effect is not good, which measure should be taken （）
Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
The shipboard oil pollution emergency plan will be invalid after （）
One of the reasons that cause oil flowed from sludge outlet of a self-cleaning separator is（）
For a given exhaust gas boiler, what is the quantity of its evaporation mainly determined?（）
Which one is NOT the ‘clear grounds’ for a more detailed inspection?（）
Under MARPOL Code the ship to which it applies has to carry （）
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.
Thermostatic steam pressure reducing valves are used in the fuel oil service system to control the（）