实验教学是教学中最为重要的一个教学环节。它的主要特点是,学生亲自动手,利用一定的仪器、设备、工具,通过演示实验认识对象,并引起个体的一系列变化,使学生获得直接知识。它是把学生的智力因素与非智力因素有机结合的最有效途径之一,在新课改的今天,对实验教学的要求也必将会更具 Experimental teaching is one of the most important teaching links in teaching. Its main feature is that students take hands-on use of certain instruments, equipment, tools, through demonstration experiments to recognize the object, and cause a series of individual changes, so that students gain direct knowledge. It is one of the most effective ways to organically integrate students’ intelligence and non-intellectual factors. In the new curriculum reform today, the requirements for experimental teaching will also be more