同时，假设断裂成核点随机分布于样品中，依据统计原理导出了一组完备的方程组，由此从理论上给出了碎片的数目及其大小分布关系式。
With the assumption that the sites of fracture nucleation are randomly distributed in the sample, we deduce out a set of enclosed equations for predicting the fragment number and size distribution.
构造了逼近这个问题解答的完备的函数序列和边界条件表达式，并将问题归结为对一组代数方程组的求解。
The complex function series which approach the solution of that problem and general expressions for boundary, conditions are given. The problem is reduced to the solution of algebraic equations.
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