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【单选题】
The type of current which will have the greatest effect on the course made good for your vessel is ____.A.
one flowing in the same direction as your course steered
B.
one flowing in the opposite direction as your course steered
C.
one that flows at nearly right angles to your course steered
D.
a rotary current in which the direction of current flow constantly changes
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A.
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C.
开郁降气平喘
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补肾纳气
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A.
5G基站建设
B.
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D.
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