作者提出了一个新的计算公式，新公式将为物资供求平衡核算和物流计划与组织工作提供科学依据。
The author puts forward a new formula of calculation in this article , which will provide a scientific basis for the balance of the supply and demand of goods and the conversion of them , the plan of the circulation of goods and the organization work .
物资供求平衡