航海英語海圖及海圖作業(yè)單項(xiàng)選擇題每日一練(2019.01.15)

來源：考試資料網(wǎng)

1 On chart，bearings to near objects should be used in preference to objects farther off，because（）.

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

3 On the south and the east coasts of Block Island are circles with a dot in the center and labeled CUP. This is a （）.

4 Which aid is NOT marked on a chart with a magenta circle? （）

5 The soundings on the chart are based on the depth of water available at （）.