求翻译：在此基础上结合现代物流业发展的社会经济大背景，铁路局作为企业法人经营地位将进一步得到落实和强化这一新形势下的变化，研究分析了路局物资系统构建现代物流体系的必要性和紧迫性是什么意思？

On this basis, the development of modern logistics industry in the socio-economic background, Railway Bureau, as corporate management position will be further strengthened to implement this new situation and changes in materials research and analysis of the Railways system need to build a modern log

On this basis, combined with the modern development of the logistics industry, the social and economic context of the larger railroad operating status as a corporate enterprise will be further implemented and reinforced by the changes under the new situation, and studied and analyzed the road system

Will unify the modern physical distribution industry development in this foundation the social economy big background, Railroad Bureau manages the status as the business entity further to obtain carries out and strengthens under this new situation the change, the research has analyzed the railroad b

On this basis combined with modern logistics industry development of socio-economic background, status of railway administrations as a corporate business will be further implemented and strengthened under the new situation change, research and analysis of the railway Bureau materials system build mo

On this basis combined with modern logistics industry development of socio-economic background, status of railway administrations as a corporate business will be further implemented and strengthened under the new situation change, research and analysis of the railway Bureau materials system build mo