航海英語海上通信基本知識(shí)單項(xiàng)選擇題每日一練(2019.01.21)

來源：考試資料網(wǎng)

1 When should the emergency position-indicating radiobeacon be activated after abandoning a ship?（）

2 Which information must automatic identification systems (AIS) automatically provide to appropriately equipped shore stations，vessels and aircraft? （）

點(diǎn)擊查看答案

3 To reduce the amount of catenary you may（）.

點(diǎn)擊查看答案

4 “How do you read?” “I read you with signal strength one”（）.

點(diǎn)擊查看答案

5 Automatic identification systems (AIS) are expected to broadcast all of the following information EXCEPT（）.

點(diǎn)擊查看答案