A.present
B.prevent
C.avoid
D.provide
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A.is scavenged
B.has been scavenged
C.be scavenged
D.was scavenged
A.is scavenged
B.is atomized with fuel oil
C.be scavenged
D.be atomized with fuel oil
A.well
B.good
C.excellent
D.respectively
A.lime
B.frost
C.scale
D.scar
A.scar
B.scale
C.spur
D.bilge
最新試題
Maximum horsepower of a diesel engine is attained （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
The main purpose of the piston oil scraper rings is to （）.
A diesel engine is operating with excessively high exhaust temperatures at all cylindersTo correct this condition, you should FIRST （）.
Combustion knock can occur in the cylinders of a diesel engine under any condition permitting （）.
Diesel engine control can be obtained by the bridge （）.
An automated diesel engine should normally shut down due to （）
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
Combustion knock occurring in a diesel engine can be caused by （）.
In a simple mechanical governor, the （）.