...),指的 是从一个以上的视角来观察故事事件和存在物,如动态的、总结性的或交际性的视角等;(3) 弱聚焦(weak focalization),指的是从一个不具体的时空位置上观察物体;(4)零聚焦(zero focalization),指的是无视角(aperspectival)的视角。
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我们探讨了弱聚焦磁场中带电粒子轴向和径向运动的稳定性问题,得到稳定性条件。
We discussed the stability of both radial movement and axis movement of charged particle in infirm focusing magnetic field and obtained the term of stability.
经过焦点后,这一聚焦中空光束将以一定的角度发散,它的DSS会变得越来越大,光强度变得越来越弱。
After the focal plane, the focused hollow beam propagated according to a constant Angle of divergence, the DSS become larger, and the intensity become weaker.
结果表明,对于均强聚焦光束湍流大气传输,在弱湍流效应条件下,光斑扩展受遮拦比影响较大;
The results show that the obscuring ratio has obvious influence on the beam spreading in weak turbulence.
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