线胀系数 [材] coefficient of linear expansion
linear expansivity
- 对可能影响金属线胀系数测量的各个因素进行分析,以达到减小实验误差的目的。
This paper analyzes the factors that influence the measure of linear coefficient of expansion, so that the error of the experiment can be decreased. - 利用交流电桥和约利弹簧秤组成实验装置,测量了金属的线胀系数和液体的密度。
Coefficient of linear expansion of metal and density of liquid are measured by the experiment device which is composed of AC bridge and Joly spring balance. - 本文介绍了一种用百分表测量铝合金金属线胀系数的方法,并对测量结果进行了误差分析。
A method of measuring metal linear expansion coefficient of aluminium alloy by a percent meter is introduced. The error analysis in the result of the measurement is conducted.