輪機(jī)英語(yǔ)船舶輔助機(jī)械單項(xiàng)選擇題每日一練(2019.01.10)

來(lái)源：考試資料網(wǎng)

1 The temperature of a refrigerant gas is the highest （）.

2 If you were operating a centrifugal water service pump with worn wearing rings, the （）.

3 The defective places in the furnace （） with fire bricks.

4 A liquid indicator sight glass is useful in determining whether or not a refrigeration system is sufficiently chargedIt is generally located in the（）.

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5 Coalescence is the breakdown of surface tension between oil droplets in an oil/water mixture, which causes them to join and （） in size.

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