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减少绕流阻力的物体形状应为:()
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减少绕流阻力的物体形状应为:()
A、圆形
B、流线形
C、三角形
D、矩形
时间:2021-12-30 10:27
关键词:
第六章流体力学
水利水电工程
CMS专题
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B
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流体绕固体流动时所形成的绕流阻力,除了粘性摩擦力外,更主要的是因为下述哪种原因形成的形状阻力(或压差阻力)?()
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