本文第一部分绪论中重点介绍文章的选题背景和国内外的研究现状，并阐述本文的研究意义和研究思路。
Chapter one is the introduction, centering on the research background, objectives, and methods adopted and mentioning briefly the research findings both at home and abroad.
第一部分是绪论，明确职务晋升的定义以及本文的研究意义。
The first part is prolegomenon. Clear definition of job promotion and the significance of this paper.
第一部分是绪论，明确职务晋升的定义以及本文的研究意义。
Clear definition of job promotion and the significance of this paper.
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