Area Clusters: The map is intelligently segmented into numerous small regions or clusters.
This includes expertise vital to keeping the oil pumps working: with the skilled engineers formerly on the PDVSA payroll now plying their trade elsewhere, the system limps on with a skeleton staff.
。关于这个话题，夫子提供了深入分析
上世纪90年代初，福建省领导科学研究会曾邀时任宁德地委书记习近平对青年领导干部谈谈如何干好工作的问题，一篇《从政杂谈》引经据典、发人深省——
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