closed vortex line
... 封闭洼地 guif; sumidero 封闭涡线 closed vortex line 封闭系统 closed system ...
基于16个网页-相关网页
... closed vortex polygon 封闭涡线 closed force polygon 合力多边形 closed convex polygon 闭凸多面体 ...
基于6个网页-相关网页
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