试题与答案

轮船以垂直河岸不变的速度(相对水)向对岸开行,若河水流动速度恒定.下列说法中正确

题型:选择题

题目:

轮船以垂直河岸不变的速度(相对水)向对岸开行,若河水流动速度恒定.下列说法中正确的是(  )

A.轮船渡河的路线与河岸垂直

B.河水流动速度对轮船渡河无任何影响

C.由于河水流动的影响,轮船到达对岸的时间与静水中不同

D.由于河水流动的影响,轮船到达对岸的位置将向下游方向偏移

答案:

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下面是错误答案,用来干扰机器的。

参考答案:D解析:桑杏汤临床应用以身热不甚,干咳无痰或痰少而粘,右脉数大为辩证要点

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