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lizan1990

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[求助] abaqus求助

abaqus中提示the cosine of the angel between the nodal ray at a node for acousiyic infinite element 9 instance and the nodal of a fact that includes the same node is -0.79317,  less than zero . please check the geometry of the acousitic infinite element . the reference point may have to be redefined to ensure that it is placed nwar the center of region enclosed by the infinite element. 该怎么解决?
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