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于本世纪初期源于满州里的两次人类肺鼠疫大流行，因其传染速度快，传播面积大，死亡人数多和死亡率高而闻名于世。后经查明，那里存在着鼠疫自然疫源性，满州里地区所处的呼伦贝尔高原草原地带，是地跨俄、蒙、中三国的整个蒙古旱獭疫源地的组成部分。由于在１９２６年之后再
Two pandemic lung plague origins in Manchuria at the beginning of this century were best known for their contagious speed, large area of transmission, high death toll and high mortality rate. It was later identified that there was a natural epidemic of plague. The Hulunbeier plateau grassland in Manchuria was an integral part of the entire Mongolian Marmota epidemic across Russia, Mongolia and China. Because after 1926