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伟大领袖和导师毛主席的光辉哲学著作是认识世界和改造世界的强大思想武器,也是我们学好文化科学知识的指南。下面谈谈用毛主席的《矛盾论》指导学习《金属材料与热处理》课程的几点体会。 一、用矛盾的同一性与斗争性认识Fe——Fe_3C状态图 毛主席教导我们:“一切矛盾着的东西,互相联系着,不但在一定条件之下共处于一个统一体中,而且在一定条件之下互相转化,这就是矛盾的同一性的全部意义。”钢铁是由多种元素组成的合金,但其基本成分以铁碳为主,起着决定作用的是铁素体与渗碳体这两种基本相。它们同处在一个统一体中,但随着温度的变化,它们所处的状态不同。这就
The glorious philosophical writings of great leaders and mentors Chairman Mao are powerful ideological weapons for understanding the world and transforming the world. It is also a guide for us to learn the knowledge of culture and science. Here to talk about Chairman Mao’s “Theory of Contradiction” to guide the study of “Metal Materials and Heat Treatment” course experience. First, with the identity of the contradiction and struggle to understand the Fe - Fe_3C state diagram Chairman Mao taught us: “All contradictory things are linked to each other, not only under certain conditions co-exist in a unified body, and under certain conditions Under the mutual transformation, this is the full meaning of contradictory identities. ”Steel is an alloy composed of many elements, but its basic composition is dominated by iron and carbon, which plays a decisive role in ferrite and cementite. Two basic phases. They are all in the same unity, but as the temperature changes, they are in different states. This is