beam deflexion
常见例句
- The detecting method of light beam deflexion is used.
检测方式采用光束偏转法； - So liquid crystal grating is used in extensive field such as diffraction optics, photoelectric switch, deflexion controlling of light beam.
因此液晶光栅的这种光电特性在衍射光学、光电开关、光束偏转控制等许多领域具有广泛的应用前景。
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