因为光路是可逆的，所以也可以反过来安装。
Since optical paths are reversible, the opposite arrangement is also true.
光致极性和分子结构的变化使偶氮衍生物作为可逆的分子开关器件得以普遍应用。
The photoinduced changes in polarity and molecular structure have led to widespread application of azobenzene derivatives as reversible molecular switch devices.
光异构反应是可逆的。
所制化合物在酸或光的作用下，由无色变为黄色，并可进行多次可逆循环。
Under the action of acid or light, the compounds may change from no color into yellow reversibly.
基于自聚焦误差检测和光路可逆原理，分析并实验证明了利用一种多功能全息透镜来测量类镜表面平整度的可行性。
A multifunctional holographic lens is presented based on autofocus error detection and the principle of reversibility of light. Its feasibility of the mirror-like surface is described.
基于自聚焦误差检测和光路可逆原理，分析并实验证明了利用一种多功能全息透镜来测量类镜表面平整度的可行性。
A multifunctional holographic lens is presented based on autofocus error detection and the principle of reversibility of light. Its feasibility of the mirror-like surface is described.
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