單項(xiàng)選擇題

Fuel oil having a low cetane rating could result in（）

A.improved cold weather starting
B.excessive fuel oil consumption
C.reduced ignition lag
D.smoother engine operation

你可能感興趣的試題

The ignition quality of a fuel oil is an important operational consideration because it（）

A.indicates the amount of abrasive material in the fuel
B.affects the starting ability of a cold engine
C.determines the amount of fuel penetration engine
D.affects the compression ratio of an operating engine

單項(xiàng)選擇題

On a large low-speed main propulsion diesel engine, lower main bearing wear is usually measured by using a/an （）

A.dial indicator
B.outside caliper
C.bridge gauge
D.tram rod

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Fuel oil having a low cetane rating could result in（）

你可能感興趣的試題

The ignition quality of a fuel oil is an important operational consideration because it（）

On a large low-speed main propulsion diesel engine, lower main bearing wear is usually measured by using a/an （）

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