From the process of deduction, the concept of coupling function of growth was derived, which reflects the influence of the accretive boundary surface.

• 文中首先证明了广义输运定理,根据这个定理,推导了生长变形体广义平衡方程的一般形式及其生长边界条件,并导出反映生长边界面对平衡影响的生长耦合函数。