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我基于setfield函数将一块区域设为多孔介质(赋予孔隙率),我用onshape画了米灰色的stl文件,背景网格设为正方形了,是什么原因导致openfoam无法精确捕捉界面(红色为多出来的部分)?Onshape单位与openfoam单位需要一致?我没有用snappy。
因为你用的是正方形网格,因此只能是这样的。