中国共产党第十一届三中全会是一次具有重大历史地位的会议。经过20年实践的反复检验，越来越证明它是有着极其深远历史意义的。本文就思想解放运动、社会发展史、党的建设和马克思主义发展史学等四个方面来论述它的重大的深远的历史意义和现实意义。一、党的十一届三中全会是 The Third Plenary Session of the Eleventh Central Committee of the Communist Party of China is a conference of major historic status. After repeated tests of 20 years of practice, it has become increasingly proven that it is of far-reaching historical significance. This article discusses its great and far-reaching historic and practical significance in four aspects: the ideological liberation movement, the history of social development, the party building and the historical development of Marxism. First, the Third Plenary Session of the Eleventh Central Committee