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單項選擇題

The Routing System which aimed at reducing the risk of casualties is called as（）.

A.Traffic Separation Schemes
B.Recommended tracks
C.Precautionary areas
D.Inshore traffic zones

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單項選擇題

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

A.Hurricane
B.Breeze
C.Storm
D.Gale

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