唯物辩证法告诉我们,任何事物都是发展变化的。党员先进性也不例外。它是一个历史性的命题,其具体内涵是随着时间,地点和历史使命而不断变化的,具有鲜明的时代特征。在不同的历史时期,我们党根据所处环境和面临任务的不同,对党员的先进性的要求也不同。在民主革命初期, Materialist dialectics tell us that anything changes and develops. Party members advanced is no exception. It is a historic proposition whose specific connotation is constantly changing with time, place and historical mission and has distinctive characteristics of the times. In different historical periods, our party has different requirements on the advanced nature of party members, depending on the environment and the tasks to be faced. In the early days of the democratic revolution,