The light beam can be steered more accurately than a mechanical cutter. 这种光束比机械切削器能运转得更为精确。
The results show that wedge cholesteric liquid crystal cell can be used in the design and analysis of liquid crystal depolarizer. 理论计算和实验结果表明，该方法可用于液晶退偏器的理论分析和设计。
