On the basis of the research of domestic and international OD data processing technique and steps, this paper further founds the comparatively consummate system of OD flow fitting.

本文在对国内外OD数据处理方法与步骤的研究基础上，进一步构建了较完善的OD流拟合体系。

youdao

On the basis of the research of domestic and international OD data processing technique and steps, this paper further founds the comparatively consummate system of OD flow fitting.

本文在对国内外OD数据处理方法与步骤的研究基础上，进一步构建了较完善的OD流拟合体系。

youdao