單項選擇題

Most large, low-speed, main propulsion diesel engines use duplex lube oil strainer to （）

A.decrease the time required between cleanings
B.removes all large and small foreign objects
C.ensure a positive flow of oil at all times
D.ensure that all lube oil has been treated twice

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單項選擇題

If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be （）

A.a dirty lube oil strainer
B.internal water leaks
C.an oil suction line restriction
D.excessive wears of the cooling water pump

單項選擇題

The reversing cams of some four-stroke/cycle diesel engines are brought into position by （）

A.sliding the camshaft along its axis
B.rotating the cam 180
C.rotating the cam followers 180
D.moving the idler sprockets in the drive chain

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Most large, low-speed, main propulsion diesel engines use duplex lube oil strainer to （）

你可能感興趣的試題

If the cooling water temperature and the lube oil temperature in a diesel engine are too high, the cause can be （）

The reversing cams of some four-stroke/cycle diesel engines are brought into position by （）