社会人员的流动对于社会的良性发展具有重要意义。社会学者孙立平认为,“在一个社会中,一种相对畅通的社会流动渠道以及较多的流动机会,则是抵消贫富差距过大的重要机制。”20世纪90年代中后期,人口大规模的迁徙在中国土地上涌动起来,基本的走向是农村流入城市,小城市流入大城市。 The flow of social personnel is of great significance to the healthy development of society. Sociologist Sun Liping believes that “in a society, a relatively smooth flow of social mobility and more mobility opportunities are important mechanisms to offset the disparity between the rich and the poor.” "In the mid-to-late 1990s, the large population Large-scale migration surged up in China's land. The basic trend was that rural areas flowed into cities and small cities into big cities.