呼伦贝尔草原位于内蒙古自治区东北部,属于大兴安岭以西的干旱或半干旱草原的生态环境。自古以来,这里的先民就以原始狩猎游牧为主要生产方式。其境内现已发现较为丰富的细石器遗存,即充分体现出其原始游猎游牧经济的文化面貌。然而,在以细石器为主的史前文化遗存中几乎极少见到磨制石器的情况下,却经常发现大型的较为 Hulunbuir grassland is located in the northeast of Inner Mongolia Autonomous Region, belonging to the arid or semi-arid grassland west of the Greater Khingan Range. Since ancient times, here the ancestors of the original nomadic hunting as the main mode of production. Its territory has now found a richer stone remains, which fully reflects the nomadic economy of its original hunting culture. However, in the rare case of stone-based prehistoric cultural relics rare in the case of grinding stone, it is often found that large-scale