The mathematical expression of this model is a second order non linear ordinary difference equation.
该模型的数学形式是一个非线性二阶常微分方程，利用有限差分方法进行求解。
It reflects the individual difference of facial expression control and self-presentation.
它反映面部表情控制和自我呈现的个体差异。
Objective: To investigate the difference of E-Selectin expression during vascular avulsion injury.
前言：目的：探讨牵拉性撕脱伤血管上的E -选择素的变化。
Objective: To investigate the difference of E-Selectin expression during vascular avulsion injury.
前言：目的：探讨牵拉性撕脱伤血管上的E -选择素的变化。
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