| 1. | Location problems are optimal problems combined with reality and be followed with interest by operation researchers , managers , economists , strategists , urban planers and engineers since 1960s " . the research on location problems develops rapidly these years 选址问题是一个有广泛现实意义的最优化问题,从20世纪60年代以来,受到运筹学专家、管理专家、经济专家、军事专家、城市规划师、工程师等各方面人士的关注,得到了迅猛发展。 |