單項(xiàng)選擇題The diesel engine is similar to the gasoline engine in that （）.
A.both of them are ignited by compressed air
B.both of them are the forms of external combustion engines
C.both of them have spark plugs
D.the power is developed by the piston in the cylinder
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1.單項(xiàng)選擇題Most troubles likely to occur with marine diesel engine can, if located in time, be remedied with no difficulty and many can be （）if the engine is maintained with a high sense of responsibility to the people on the part of the motormen and engineers.
A.found out
B.eliminated
C.avoided
D.lowered
2.單項(xiàng)選擇題If （） are taken at regular intervals, any unequal distribution of load will be easily found out.
A.indicator diagrams
B.nomo-gram
C.temperature readings
D.pressure readings
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