解放以来,由于考古田野工作的开展和各有关学科的协作,我国古代原始社会史的研究取得了很大的进展。许多考古调查发掘报告或简报发表了;专题研究和综合性的论文,以及讨论的文章也发表了不少。虽然有些问题仍未能解决,但是我们现在已可描绘出我国古代原始社会的大致轮廓了。我在这里简单地作一个综合介绍,可能有些不恰当的地方,希望读者予以批评和指正。大约百万年以前,在地史上由第三纪进入第四纪(即更新世),世界上的气候普遍转 Since the liberation, great achievements have been made in the study of ancient primitive social history in our country due to the development of archeological fields and the cooperation of various related disciplines. Many archaeological survey excavations or briefings have been published; many special studies and comprehensive papers have been published as well as articles for discussion. Although some problems remain unresolved, we can now depict the general outline of ancient primitive society in our country. Here I simply make a comprehensive introduction, there may be some inappropriate places, I hope readers to criticize and correct. About a million years ago, Tertiary entered Quaternary (ie, Pleistocene) in the history of the earth, and the climate in the world is generally