輪機英語船舶動力裝置章節(jié)練習(2019.05.10)

來源：考試資料網(wǎng)

1 In order to inspect both piston and cylinder wall thoroughly, the cylinder cover should be taken off and the piston should be （）.

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2 The starting air system usually has （） to prevent starting if anything is not in order.

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3 After fitting back in place the gear wheels, dont forget （） them.

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4 Blow-off of the relief valves of the main cylinders during operation indicates （）.

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5 Oil is supplied to the cylinder wall and （） by means of mechanical lubricators.

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6 The four-stroke engine is used for （） and sometimes for main propulsion with a gearbox to provide a propeller speed of between 90 to 120 rev/min.

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7 The outside diameter of the pipe is （） the diameter of the bore of the piston rod, the result being that an annular space formed between the piston rod and the pipe.

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8 Cracks in cylinder and cylinder covers may （） from unequal heating.

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9 A dirty diesel engine oil filter element can best be detected by （）.

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10 （） is secured by means of side-chock bolts and end-chock bolts.

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