輪機英語單項選擇題每日一練(2019.08.13)

來源：考試資料網(wǎng)

1 A distance piece, with ground faces, known as a compression plate, may be interposed between the rod and the beating housing, its thickness being chosen to ensure the correct （）.

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2 The term "load on top" is used on many crude oil carriers, is to provide a method for （）.

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3 I remember （）the oil separator the day before yesterday But it failed again.

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4 The（） is fitted in pair one is the main valve, the other the auxiliary or standby.

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5 Which of the following faults would allow lube oil to enter the cooling system of a diesel engine?（）

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