Generalized estimating equation models were constructed to assess the effect of treatment over time.
通过构建广义估计方程模型评价治疗长期影响。
The treatment of point source and infinite boundary in solving the integral equation by BEM are developed.
研究了用边界单元法解积分方程中点源和无穷边界的处理方法。
In order to keep the divergence of velocity being zero, a special treatment of divergence term in Poisson equation is proposed.
为使速度散度保持为零,在泊松方程中给速度散度一个特殊的处理。
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