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中学阶段的化学里,学生学习十四种气体的实验室制法,在教学中,为帮助学生记忆,自己编写了这十四种气体的制法口歌如下:
In the middle school chemistry, students learn the fourteen kinds of gas in laboratory methods. In teaching, to help students memorize their own, they have written these four kinds of gas recipes as follows: