航海英語(yǔ)地文航海單項(xiàng)選擇題每日一練(2019.01.23)

來(lái)源：考試資料網(wǎng)

1 Preferred channel buoys indicate the preferred channel to transit by（）.

2 （） is a defined area within which ships must use particular caution and should follow the recommended direction of traffic flow.

3 A buoy marking a wreck will show a(n)（）.

4 A bold reef is a reef（）.

5 A position that is obtained by using two or more intersecting lines of position，taken at nearly the same time，is a(n)（）.

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