问题的提出，研究的意义，研究方法，理论探源。
It includes posing problem, research significance, studying methods, learning the source of theory.
绪论明确了研究的必要性和研究意义、研究方法。
The prolegomenon part shows the need of research, research significance and research methods.
第一章介绍研究背景、研究现状、研究意义、研究方法与目标。
The first chapter describes the research background, research status, significance, research methods and objectives.
应用推荐