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实践是检验真理的唯一标准,高中化学实验课是学生获取化学知识的过程,也是检验化学知识的过程。学生实验之前都会认真观摩教师的实验示范,教师的一举一动,一言一行都会对学生产生深远的影响。
Practice is the sole criterion for testing truth. The high school chemistry experiment class is a process of students acquiring chemical knowledge and also a process of testing chemical knowledge. Before the experiment students will seriously observe the experimental demonstration of teachers, teachers every move, every word and deed will have a profound impact on students.