A.turning gear
B.motor
C.driving gear
D.driven gear
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A.speed
B.friction
C.impact
D.atmosphere
A.the latter
B.latter
C.former
D.the former
A.chromed
B.welded
C.galvanized
D.bolted
A.a high exhaust temperature
B.a high smoky exhaust
C.a high output
D.a high compression
A.packings
B.piston rings
C.distributor rings
D.scraper rings
最新試題
The minimum speed an engine must attain before ignition can occur depends upon （）.
Which of the two events listed occurs simultaneously in a two-stroke/cycle diesel engine?（）
When fuel oil has seriously contaminated a diesel engine lubricating oil, you should （）.
If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.
If a diesel engine is difficult to start and operates with the engine temperatures lower than normal, you should suspect that the （）.
The highest pressure in a diesel engine cylinder normally occurs （）.
To determine if the lube oil filter elements need changing, （）.
An automated diesel engine should normally shut down due to （）
How many power strokes per crankshaft revolution are there in an eight cylinder, two stroke/cycle diesel engine?（）
In using reduction gears to obtain efficient propeller speeds, （）.