Analysis with polarizing microscope and DSC show that 1 has liquid crystal property while 2 has not.
通过偏光显微镜和DSC分析，1具有液晶性能，而2没有液晶性能。
The experiment of observing the color changes of electrically controlled birefringence of liquid crystal cell with different applied voltage with polarizing microscope was presented.
介绍液晶电控双折射知识，给出在偏光显微镜下观测液晶盒的颜色随外加电压变化的实验。
The experiment of observing the color changes of electrically controlled birefringence of liquid crystal cell with different applied voltage with polarizing microscope was presented.
介绍液晶电控双折射知识，给出在偏光显微镜下观测液晶盒的颜色随外加电压变化的实验。
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