第四章对小学教师的专业化特征进行了研究，本章是此次研究的重点所在。
Chapter four is on professionalization of primary school teachers to study the characteristics, this chapter is the focus of the study.
连锁经营由于其简单化、标准化和专业化特征，成为现代餐饮业的首选经营策略，并已经越来越成为一种发展趋势。
Because of the simplicity, standardization and specialization, chain operation has become the primary business strategy of modern food industry, and has increasing become a trend.
第三，大学生就业指导专业化的主要特征。
Third, college students career guidance and professional main features.
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