讨论一类在交通网络中设立服务站的最优选址问题。
This paper investigates a kind of service facilities optimal location problem in traffic network.
介绍了上海农村基层信息服务站建设的基本情况，提出了建设中存在的一些问题和对策。
The state of constructing the rural basic-level information service stations in Shanghai was introduced, and then some problems existing in the construction and some countermeasures were put forward.
目的：了解上海市农村社区卫生服务站“提供基本药物”的现状，研讨其新时期提供基本药物问题。
Objective to learn what kinds of essential drugs that the rural community health service stations in Shanghai provide, and to study what essential drugs should be provided.
目的：了解上海市农村社区卫生服务站“提供基本药物”的现状，研讨其新时期提供基本药物问题。
Objective to learn what kinds of essential drugs that the rural community health service stations in Shanghai provide, and to study what essential drugs should be provided.
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