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本文提出了一种测量洗洁剂粘度的课外实验方法,给学生进行课外实验提供了一些参考,实践表明教学效果较好.
This paper presents an extra-curricular experimental method for measuring the viscosity of detergents, which provides some references for students to conduct extra-curricular experiments. Practice shows that the teaching effect is better.