所谓设计型实验，是在明确实验目的的基础上，根据实验原理和要求，自己选择适当的器材，或从题目中选择合理的器材，制定实验方案，求出实验结果。由于实验设计题有利于激励学生发散思维，有利于开发学生的智力，能有效地考查学生实验方面的综合能力和创造能力，因此在近几年 The so-called design experiment is based on the purpose of clarifying the experiment, according to the experimental principles and requirements, choose the appropriate equipment, or select the appropriate equipment from the subject, formulate the experimental program, and find the experimental results. Because the experimental design questions are conducive to encouraging students to develop divergent thinking, are conducive to the development of students’ intelligence, and can effectively examine the comprehensive capabilities and creative abilities of the students’ experimental aspects, so in recent years,