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Կ½ϸ̨嵱ֵΪ̨ڵĽȨûΪֻٵWHAж̨ڡ塱ȨСʾһ4000ԪⲺԼ2000ԪķҪصİҲȥŶӰ֤Լ۱ȺܸСһ˿ʼⲺ֤ҲһЩԥ˼ݹ֤ȯб1.4DzοרҵĵݼóѧҽԺ2010ıбʾйڵEDܻѴﵽ26.1,40ȺΪ40.2,жȺضȻб㣺й˿13.54ռ51.25%20ռ76.98%ο26.1%ĻɵõEDԼ1.4֤ȯҲ201710бгй2070EDΪ26%Լ1.3