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克努曾数
释义
克努曾数
Encyclopedia
理学
相似律
释
Knudsen number
克努曾数
流体力学中表征气体稀薄程度的一个无量纲参数,简记为。
理学
﹝非连续介质效应﹞
释
Knudsen number
克努曾数
气体分子的平均自由程()与流场的特征尺度()之比。记为。又称克努森数。
随便看
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