节点自由度无联系？
ADINA data input file C:\Users\Administrator\Desktop\Draft\Solid.dat successfully updated.***WARNING: The automatic time-stepping method will not be used in linear analysis.
No element connection for node 1 directions 4, 5, 6
No element connection for node 2 directions 4, 5, 6
No element connection for node 3 directions 4, 5,
Message limit reached - above message has been suppressed 248970 times.
Nodal degrees of freedom without element
connection have been fixed for data input file.
There may still be degrees of freedom without
stiffness - see documentation.
这段话是什么意思啊？是不是我的边界条件Fixity设置错误？ 1# phonekiller
不是，把x、y、z方向的Rotation 自由度去掉应该就好了，至于为什么，我也不知道。我平常都不去掉，不懂理论知识，也不知道有什么影响。
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