摘要
本文介绍三种用易拉罐等旧物自制的简易实验装置。该装置具有取材方便，制作简单，造价低等优点。
Some self - made and simple instruments using tinplate cans that can be pulled open easily are presented. The instruments are easy in material choosing, simple in making and low in cost.
出处
《大学物理实验》
1998年第1期31-35,共2页
Physical Experiment of College
