航海英語航海圖書資料單項(xiàng)選擇題每日一練(2018.11.07)

來源：考試資料網(wǎng)

1 As these features are not all charted，special caution should be exercised （） vessels navigating in the vicinity.

2 （）is the system for the broadcast and automatic reception of maritime safety information by means of narrow-band direct-printing telegraphy.

3 Light Lists for coastal waters are（）.

4 Which would influence a magnetic compass（）.

5 The step of a pilot ladder which prevents the ladder from twisting is the （）.