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初中化学基本概念和原理、元素化合物知识、化学基本计算和化学实验是初中阶段化学教学的主要内容,教好这些化学基拙知识和基本技能,是中学化学教学的根本任务。
The basic concepts and principles of junior high school chemistry, elementary compound knowledge, basic chemical calculations and chemical experiments are the main contents of junior high school chemistry teaching. To teach these basic chemical knowledge and basic skills is the fundamental task of secondary chemistry teaching.