正常，参阅马克思主义哲学整体与局部的关系

嗯，谢谢，打字手误，下次注意了

谢谢了，是我自己分析数据时候出现的问题，不知道何故？

您有什么高见吗？跪求指导，谢谢了

但是统计上是无法讲通的，这个不能这样给人家解释了

I guess the result is not from SAS. I cannot understand AIC = -2LL in SAS definition. I only see the residual in COVariance, does it mean you not using RANDOM effect in your model? Anyway, I am not fully understanding your model here. But i will guess a large block effect (random, if there is) will inflate the SE in least square means.
JingJu