窄光束照射流动颗粒系时，透过率会产生起伏。
The transmission signal of a narrow beam irradiated on a flow particle system may fluctuate.
本文讨论激光在折叠光路上传输时强度起伏、光束扩展、光束抖动和光程长度起伏等湍流效应的性质。
The properties of turbulent effects including intensity fluctuation, beam spread, spot quiver, and pathlength fluctuation of laser propagating through a folded Path are discussed.
文中介绍了激光信号通过随机大气信道时，大气湍流效应造成了光束抖动、强度起伏，光束扩展和像点抖动等现象。
In this paper the dithering of beam light, the undulating of beam intension, spread of the beam light and the dithering of image are introduced.
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