航海英語海上氣象報告與氣象導(dǎo)航單項選擇題每日一練(2019.01.25)

來源：考試資料網(wǎng)

1 A sylphon cell is a part of a（）.

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2 A weather forecast states that the wind will commence backing. In the Northern Hemisphere，this would indicate that it will（）.

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3 If your weather bulletin shows the center of a low pressure area to be 100 miles due east of your position，what winds can you expect in the Northern Hemisphere?（）.

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4 When winds of force reach 10-11 in Beaufort Scale，usually we call such winds as（）.

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5 Mechanical lifting of air by the upslope slant of the terrain is called（）.

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