江泽民同志提出的“三个代表”科学论断，是新时期全面加强党的建设的伟大纲领，是每个党员都要自觉地学习和实践的重要思想。深刻理解“三个代表”是对新时期坚持党的工人阶级先锋队性质的根本要求。 　　首先，“三个代表”是由工人阶级先锋队性质所决定的。工人阶级是我们党 The scientific thesis of “three represents” advanced by Comrade Jiang Zemin is a great program for comprehensively strengthening party building in the new period and an important idea that every party member should consciously study and practice. A profound understanding of “three represents” is a fundamental requirement for adhering to the nature of the party’s vanguard of the working class in the new era. First of all, the “three represents” are determined by the nature of the vanguard of the working class. The working class is our party