航海英語海圖及海圖作業(yè)單項選擇題每日一練(2019.01.22)

來源：考試資料網(wǎng)

1 When a buoy is in position only during a certain period of the year，where may the dates when the buoy is in position be found?（）

2 Which information does the outer ring of a compass rose on a nautical chart provide（）.

3 Entering from sea，a daymark on the port side of the channel would be indicated on a chart by a （）.

4 Many of the soundings shown on the chart are derived from （）.Undue reliance should not be placed upon them．

5 What is NOT an advantage of the rhumb line track over a great circle track? （）

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