航海英語船舶動(dòng)力裝置單項(xiàng)選擇題每日一練(2019.01.17)

來源：考試資料網(wǎng)

1 What is the operating principal of a flash type evaporator?（）

2 My ship’s engine responds well to telegraph orders and takes about 80 seconds to reverse from full speed ahead to full speed astern.This sentence（）.

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3 One major disadvantage of a low-speed diesel as compared to a steam main-propulsion system is（）.

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4 Diesel engines are considered safer than gasoline engines because（）.

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5 On a twin-screw，twin-rudder vessel，the most effective way to turn in your own water，with no way on，is to put（）.

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