陈旭麓是研究中国近代史的著名历史学家。他在史学理论和方法、辛亥革命史和近代人物研究方面都取得了一定的成就，尤其是以“新陈代谢”为旨趣构建中国近代史新体系，为中国近代史研究做出了开拓性的贡献。本文主要研究陈旭麓在中国近代史研究方面的学术贡献。全文由序论和正文三章组成。序论主要介绍陈旭麓的主要经历和学术著作，概述了本论题的研究现状，并对研究旨趣和研究方法等问题作了简要说明。第一章探讨陈旭麓关于史学理论与方法方面的成就。陈旭麓始终坚持马克思主义唯物史观对历史研究的指导。他以历史唯物主义和辩证唯物主义作为历史观和方法论基础，对历史学的学科性质和任务，历史学家的修养进行了论述，并对历史主义，历史观点和阶级观点的关系，历史与现实的关系，以及对马克思主义辩证法、发展观等问题进行了一定的探讨。第二章论述陈旭麓对中国近代史新体系的开拓性贡献。陈旭麓最早主张把1840年鸦片战争到1949年中华人民共和国成立的110年的历史作为完整的社会形态进行整体的研究，从而明确了中国近代史学科研究的对象和范围。他以“新陈代谢”为旨趣构建中国近代史的基本线索，既勾勒出了变革与反变革反复推进的时代特征，又揭示出了推封建主义之陈，行民主主义（资本主义）之新的社会变革的实质，成为20世纪80年代史学界关于中国近代史线索论争中的重要代表性意见。他以马克思主义唯物史观为指导，深刻洞察近代中国社会历史，创造性地提出了“新陈代谢”的理论体系，并付诸于史学实践，撰写出了《近代中国社会的新陈代谢》一书，从而在理论和实践上构建了中国近代史的新体系。第三章论述陈旭麓在辛亥革命和和中国近代人物研究两个方面的成就。陈旭麓在1955年撰写的《辛亥革命》一书，被视为新中国史学界专门研究辛亥革命的开山之作。陈旭麓还就辛亥革命的分期进行了探讨，提出了一些需要重点关注的研究课题。他的近代人物研究，既有大量的具体人物的个案研究，又有理论方法的总结，形成了完整的近代人物研究体系。

Chen XuLu is a famous historian who studies the Chinese modern history. He has achieved some achievements in history theories and methods, the Revolution of 1911 and the modern characters. He constructs the Chinese modern history new system take “metabolism” as the idea, and makes developing contribution for the Chinese modern history research. This article mainly studies the Chen Xulu ‘academic contribution to the Chinese modern history research. Full text by preface, main text and conclusion three parts.The preface mainly introduces the Chen XuLu’ main experience and the scholarly works, outlined this thesis research present situation, studied questions, idea and research technique and so on. The first chapter analyzes Chen XuLu’ perspective on historical theories and methods. Chen XuLu adhere to the Guidance of Marxism and historical materialism on history research. He present his views on the nature of the disciplines of history and mission, historian's self-cultivation, historical viewpoint, the relationship between history and reality , Marxist dialectics, development concept and so on.The second chapter focuses on Chen XuLu’ contributions to the new system of China's modern history. Chen XuLu argues that the 110-year history from the first Opium War in 1840 to the establishment of People's Republic of China in 1949 should be study as a complete social formation, which defines the scope of modern Chinese history. He built a basic clue of modern Chinese history for the purpose of "metabolism", and outline the great changes of modern china. He take a deep insight into the history of modern Chinese society, under the guidance of Marxist historical materialism, and put forward a creative concept of "metabolism" of the theoretical system, and put into practice in history, writing a a book named "modern Chinese society's metabolism", which build a new system of modern Chinese history from the theory and practice.The third chapter talks about Chen XuLu’ academic achievements at Revolution of 1911 and Study on modern china’ Characters. Chen XuLu wrote a book named “Revolution fo 1911”in 1955's, which was treats as a Ground-breaking book on the study of Revolution of 1911. Chen XuLu discusses the stage and research on major issues and research topics about Revolution of 1911, and put foreword important observations. His study on modern characters, not only give the large number of case studies of specific characters, but also give a summary of theory, form a complete system of modern characters study.