It's unavoidable that collinear and non collinear interactions in the process of optical parametric generator.

光学参量产生过程中，必然存在共线和非共线光波相互作用。

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It's unavoidable that collinear and non collinear interactions in the process of optical parametric generator.

光学参量产生过程中，必然存在共线和非共线光波相互作用。

youdao