...研究 关键词： 服务业； 地理集中； 集中和分散； 北京市；[gap=1041]Key words: service industry; geographical concentration; concentration and dispersion; Beijing ...
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... gently inclined super high seam mining method 缓倾斜特厚煤层采煤法 geographical concentration 生产地理集中 geological diagnostics 原地岩石的监定分级 ...
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Industrial clusters are known for their geographical concentration, stability, elasticity, professionalism, as well as the inter-related supporting institutions, local network and creativity.
产业集群具有：地理集中性，根植性，弹性专精，拥有相关的支持机构，本地化网络，创新性等特征。
参考来源 - 产业集群导向的公共政策研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Anglo American illustrates the dangers of geographical concentration.
英美资源正好反映了地理上过度集中的风险。
At current levels of demand any problem caused by the geographical concentration of supply would thus be an irritating blip rather than an existential crisis.
按照当前的需求水平，供应来源集中于某地的会引起的任何问题都只不过会让人烦恼一时，不会造成生存危机。
Researches have indicated that technical innovation has spatial connection and the technique concentration within a geographical area has external effects.
研究表明，技术创新具有空间集聚性，技术在地理范围内的集中有外部性效果。
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