中国共产党的先进性是党取得执政地位的根本依据,也是党长期执政的基本前提。党在执政前和执政后的不同处境,对党保持先进性会产生重大影响。执政前和执政后的不同地位,也使党的自身建设机制发生了很大的变化。在这样的情况下,保持党的先进性也就面临着一系列的困难和问题。这 The advanced nature of the Chinese Communist Party is the fundamental basis for the party’s ruling position and the basic premise for the party to long-term rule. The different situations in which the party existed before and after its administration exerted a great influence on maintaining the advanced nature of the party. The pre-ruling and post-ruling positions have also greatly changed the party’s self-construction mechanism. In such circumstances, maintaining the party’s advanced nature also faces a series of difficulties and problems. This