千分表法测量金属线胀系数实验分析
谢 宁,李华振,张 季
The experimental analysis for measuring linear expansion coefficient of metal by the dial indicator
XIE Ning,LI Hua-zhen,ZHANG Ji
大学物理 . 2017, (12): 34 -36 .  DOI: 10.16854/j.cnki.1000-0712.2017.12.009