By tracing the history the reason of imbalance in its content distribution is explored, which is self-evident in International Uniform Substantive legislation and knowledge of long existence of Conflict of Laws.

• 追溯国际统一实体法渐进性的历程，探索其内容上不平衡性的原因，对实体法国际统一立法的对策研究，尤其对冲突法将长期存在的必要性的认识，具有重要的意义。