摘要
本文介绍了三线摆测物体转动惯量实验中用光控数字毫秒计测量周期的方法，提高了测量精度。
In this paper, the Period of rotational inertia of object is measured by using light controlleddigital millisecondmeter and the measuring precision is improved.
出处
《大学物理实验》
1996年第2期43-45,共3页
Physical Experiment of College
关键词
周期
光控
数字毫秒计
period
light-controlled
digital millisecondmeter
