航海英語海圖及海圖作業(yè)單項(xiàng)選擇題每日一練(2019.01.20)

來源：考試資料網(wǎng)

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

2 The arrangement of charts in the catalogue is（）.

3 On a Mercator chart，1 nautical mile is equal to（）.

4 Charts showing the coast of Mexico are produced by the United States（）.

5 The soundings on the imperial chart are measured in（）.