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單項(xiàng)選擇題

The work fuel does in each working cycle can be obtained by taking the （）.

A.precautions
B.rpm
C.indicator cards
D.B and C

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單項(xiàng)選擇題

The words such as quantity, grade, viscosity and specific gravity should be in the （）.

A.repair list
B.spare parts order list
C.price list
D.bunker list

單項(xiàng)選擇題

The withdrawing of the cylinder liners, in general, depends on their （）.This may amount to approximately 1/120 of the diameter in some engines.

A.correct maneuvering
B.wear
C.working efficiency
D.maintenance

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