求翻译：那么“集中”为何意呢？所谓集中主要体现在三个方面：第一是采购方式的集中，有采购资格的学校越来越少，更多的则走政府采购的招标路线。第二是品牌越来越集中，一些优势品牌长期的受到教育行业的青睐，导致一些新品牌很难渗透进去。第三是需求越来越集中，那就是高配置，一次性采购到位。 那么现在教育行业市场呈现什么特点呢？爱普生一位高层领导表示，“当前教育行业对投影系统的采购变得更加集中，对于各厂商也提出了更高的要求”。可以说当下“集中”这个字眼成为时下热门的一个特征。是什么意思？

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Why does the "centralized" means? So-called concentrated mainly on three aspects: The first is a focus on procurement, procurement of eligible schools have become increasingly less and, even more, go for government procurement tendering route. The first 2 is the brand name and more concentrated, som

"Concentration" why does mean it? So-called concentrated mainly in three areas: the first is the purchase of concentrated, there is a purchase qualifying school less and less, more then walked the road to bid in government procurement. Second is the brand has become increasingly centralized, some lo