求翻译：以往研究过程当中，推荐的车站合理步行区半径的变化幅度较大，同时对于城市规划与建设部门而言，感兴趣并不是概括意义上的几何平均半径。为此，了解绝大多数出行者通过步行去轨道交通车站的步行合理区半径，就必须要确定轨道交通车站实际吸引区的规模和结构，这只有通过调查研究才可能解决。而调查是基于对居民活动的研究，居民都力求用于出行的效用最大，这是采用文中提出方法的目的所在，也是本文的题中之义。是什么意思？

正在翻译，请等待...

Past research station of course reasonable walking area, recommended changes in the radius, and at the same time for a larger town planning and construction sector is concerned, it is not interested in general sense, the geometric mean radius. To this end, to understand the majority who traveled by

Formerly studied in the middle of the process, the recommendation station reasonable walk area radius change scope was big, simultaneously speaking of the urban planning and the construction department, is interested was not summarizes in the significance the geometry mean radius.Therefore, understo

Past research process, recommend station reasonable variations of the pedestrian zone radius is large, at the same time for the urban planning and construction sector, interest is not a general sense of the geometric mean radius. To this end, understand the vast majority of travelers through the wal

The course of previous studies, the recommended pedestrian zone radius of the station reasonably large magnitude of changes, while for urban planning and construction sector, the general sense is not interested in the geometric mean radius. To this end, understanding the vast majority of those who t