一、引言在人类历史的发展过程中,石器作为重要的生产工具曾具有不可忽视的支配地位。大约从300万年前开始,直至1万年以前,人类经历了旧石器时代、中石器时代和新石器时代。旧石器时代主要使用打制石器,新石器时代则盛行磨制石器,同时仍使用大量的打制石器。进 I. INTRODUCTION In the development of human history, stone tools, as an important tool of production, have had a dominant position that can not be ignored. About 3 million years ago, until 10,000 years ago, humans experienced Paleolithic, Mesolithic and Neolithic times. In the Paleolithic period, stone tools were mainly used, in the Neolithic period polished stone tools were used, and still a large number of stone tools were used. Enter