A cluster validity function-based method is proposed for solving the problem of clustering for area geographical entities when the number of cluster is unknown.
为解决聚类数未知条件下面状地理实体的聚类问题，文中提出了一种基于聚类有效性函数的聚类方法。
Wuxi Hang Hai precision Machinery factory in the Wuxi New Area to set up the precision machining based entities.
无锡泓海精密机械制造厂是在无锡新区成立的以精密机械加工为主的实体。
"Provision" for the construction of urban roads of the base entities not build walls to flower-bed, such as green patches of land along the border area.
《规定》要求，建筑基地临城市道路部分不得修建实体围墙，可以花坛、绿地绿篱等作为用地边界的隔离带。
It holds that the real area protected by copyright is the exclusive one occupied by private entities while the unprotected is public domain.
它认为著作权保护的真正领域是被私人所占有的专有领域，不被保护的则是公共领域。
It holds that the real area protected by copyright is the exclusive one occupied by private entities while the unprotected is public domain.
它认为著作权保护的真正领域是被私人所占有的专有领域，不被保护的则是公共领域。
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