航海英語(yǔ)港口國(guó)檢查文件及報(bào)告（PSC）單項(xiàng)選擇題每日一練(2019.01.25)

來(lái)源：考試資料網(wǎng)

1 The fog is lifted，so（）the radar．

2 A chain stripper is used to（）.

3 Which channel and mode should be used when initiating a distress alert transmission（）.

4 The external flotation bladder of an immersion suit should be inflated（）.

5 The force exerted by a propeller which tends to throw the stern right or left is called（）.