航海英語(yǔ)雷達(dá)及ARPA的使用單項(xiàng)選擇題每日一練(2019.01.18)

來(lái)源：考試資料網(wǎng)

1 Which statement is TRUE concerning a vessel equipped with operational radar?（）.

2 When hitting a solid object such as a ship or an airplane，the radar waves are reflected back （）they came.

3 Which general statement concerning radar is FALSE?（）.

4 PPI is（）.

5 The fitting of an efficient radar reflector is likely to considerably increase the ship’s probability of（）.

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