同位素角效应是一次溅射效应，还是二次溅射效应？

Is the isotope angular effect the primary or the secondary sputter effect?

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利用琼斯矩阵法对扭曲向列相液晶盒的等分角效应进行了分析。

Bisector effects of the twisted-nematic cells are analyzed using Jones matrix method.

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而且液晶也反映了表面流线，分离区内的涡流和管道流动的角效应。

Besides, it can also give understanding of the surface streamlines, vortices in separation region and the corner effect of duct flow.

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