航海英語地文航海單項選擇題每日一練(2019.01.08)

來源：考試資料網(wǎng)

1 The time required for a lighted aid to complete a full cycle of light changes is listed in the Light List as the（）.

2 The luminous range of a light takes into account the（）.

3 When a buoy marks a channel bifurcation，the preferred channel is NOT indicated by（）.

4 When using horizontal sextant angles of three objects to fix your position，an indeterminate position will result in which situation（）.

5 Which statement concerning current is TRUE（）.