保持党的纯洁性是马克思主义政党的本质要求,是加强党的建设伟大工程的一个重要方面,具有重大而深远的意义。当前,我们党正面临着复杂形势下的执政考验、市场经济考验、改革开放考验和内外环境考验。在此形势下,研究我党保持纯洁性的重大意义,这不仅是党保持先进性和加强政能力建设的关键,也是巩固执政地位的重要保障。 Maintaining the purity of the party is an essential requirement of a Marxist political party and an important aspect of strengthening the great project of party building, which is of great and far-reaching significance. At present, our party is facing the test of power in a complicated situation, the test of market economy, the test of reform and opening up and the test of the internal and external environment. Under such circumstances, studying the great significance of maintaining the purity of our party is not only the key to maintaining the advanced nature and strengthening the political capability of the party, but also the important guarantee for consolidating the ruling position.