The demands of customers and the productions of companies are deputized by the matrixes,and the Euclidian distances in this paper describe the discriminations between the demands of customers and the productions of companies.

• 以顾客个性化需求矩阵和企业产出属性矩阵分别代表顾客的需求和企业的产出,以个性化需求与企业输出属性之间的欧氏距离表示企业输出产品的属性与顾客个性化需求之间的差别。