A.excessive heat
B.insufficient heat
C.effective cooling
D.high output
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A.scale
B.sludge
C.chemicals
D.air
A.turning gear
B.steering gear
C.spur gear
D.chain gear
A.the crosshead
B.the crankshaft
C.large end
D.the piston bosses
A.gravity
B.motion
C.ratio
D.density
A.compression
B.maximum
C.rated
D.oil
最新試題
To determine if the lube oil filter elements need changing, （）.
The most important factor in engine performance is the actual power output at the end of the crankshaft available for doing workThis is known as （）.
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
Lube oil filters remove contaminants more efficiently if the oil being filtered is （）.
Control of the main propulsion diesel engines can be shifted from the engine room to the wheelhouse from the （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
The main purpose of the piston oil scraper rings is to （）.
In using reduction gears to obtain efficient propeller speeds, （）.
An automated diesel engine should normally shut down due to （）
The function of diesel engine piston compression rings is to （）.