單項選擇題

The apparent wind’s speed can be zero only when two conditions are present. One condition is that the true wind（）.

A.must be from dead ahead
B.speed must be zero
C.must be from dead astern
D.must be on the beam

你可能感興趣的試題

The apparent wind can be zero when the true wind is from（）.

A.ahead and equal to the ship's speed
B.astern and equal to the ship's speed
C.ahead and equal to twice the ship's speed
D.astern and equal to twice the ship's speed

單項選擇題

Steam fog is most likely to occur on the Mississippi and Ohio Rivers in（）.

A.spring，around late evening
B.spring，around early evening
C.fall，around early morning
D.fall，around midday

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The apparent wind’s speed can be zero only when two conditions are present. One condition is that the true wind（）.

你可能感興趣的試題

The apparent wind can be zero when the true wind is from（）.

Steam fog is most likely to occur on the Mississippi and Ohio Rivers in（）.

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