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5．已知某流场的流速势为<img alt="" height="41" src="/api/uploads/1536014/in-rich-contentcreated_at=1647290472" width="105">，<img alt="" height="15" src="/api/uploads/1536015/in-rich-contentcreated_at=1647290472" width="13">为常数，试求<img alt="" height="24" src="/api/uploads/1536016/in-rich-contentcreated_at=1647290472" width="19">及<img alt="" height="25" src="/api/uploads/1536017/in-rich-contentcreated_at=1647290472" width="19">。(简答题)

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出自：2024年国家开放大学答案

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