1. Measuring range of teaching instrument: 40dB～130dB.2, resolution: 0.1 dB.3. Measurement error: ±0.1dB.4. Display characteristics: digital and bar code display.5, with fast and slow response switching......

Introduction of multimedia teaching equipment：Multimedia teaching means that in the teaching process, according to the characteristics of teaching goals and teaching objects, through teaching design......

With the progress of society and the opening up of Chinese education, school classrooms have also begun to diversify. Real-world demonstrations of chemical physics have also become an indispensable thing in high......

Teaching equipment is a kind of teaching equipment with teaching characteristics and reflecting teaching ideas. It is the basic material condition for running a school, which is mainly used in teaching. It can reproduce......

Zhongqi Education Equipment summarizes the six steps for cleaning the test bench, as follows:Firstly, it is better to wipe the surface of the test bench with warm water. Secondly, you can choose to......