求翻译：一方面，物流需求预测是物流系统规划中的重要环节，为制定物流发展政策、确定物流基础设施建设规模、分析物流市场态势提供了必要的基础依据。是什么意思？

On the one hand, the logistics demand forecasting is an important link in the logistics system planning, the necessary foundation for the development of the logistics development policies, to determine the scale of logistics infrastructure, and analysis of the logistics market situation.

In a forecast demand, logistics logistics system is an important link in the planning for the development and logistics development policy, determine logistics infrastructure construction, logistics market trend analysis provides the necessary basis.

At the same time, the physical distribution demand forecast is in the physical distribution system plan important link, for the formulation physical distribution development policy, the determination physical distribution infrastructure construction scale, the analysis physical distribution market s

On one hand, logistics demand forecast of logistics system planning is an important aspect for the development of logistics policy, determine the construction scale of logistics infrastructure, provides the necessary basis for analysis of logistics market trends based on.

正在翻译，请等待...