一百多年前,恩格斯总结和概括19世纪自然科学发展的新成就,写的《自然辩证法·导言》及《〈反杜林论〉旧序》,阐述了辩证唯物主义的自然观,这是继马克思恩格斯共同确立辩证唯物主义历史观后的又一重大成就,是恩格斯留给人类特别是无产阶级及广大劳 Engels summed up and summed up the new achievements in the development of natural science in the nineteenth century and wrote “The Introduction to Dialectics of Nature” and the “Old Anti-Dulin Theory”, elaborating on the natural concept of dialectical materialism Following Marx and Engels’ common establishment of the dialectical materialist conception of history, another important achievement is that Engels left the people, especially the proletariat and the broad masses of workers