1) intensity fluctuation
光强起伏
1.
The influence of atmospheric turbulence on multiple-beam atmospheric laser communication and the characteristics of optical intensity fluctuation after the multiple beams passing through atmospheric turbulence are analyzed theoretically.
首先从理论上分析了大气湍流对多光束大气激光通信系统性能的影响和多光束大气传输的光强起伏特性 ,然后利用统计分析的方法 ,建立了一个以传输距离z、光束数目n、发射孔径之间的距离St、接收孔径Dr 等为参量的多光束大气传输信道模型。
2.
The statistical characteristics of the laser log-intensity fluctuation and beam pattern in a turbulent atmosphere were studied systematically.
我们系统地研究了激光在湍流大气中的光强起伏与光斑统计特征。
2) Irradiance scintillation
光强起伏
1.
A series of measurments of the irradiance scintillation of a He Ne laser beam propagating over complex terrain were carried out.
对复杂地形情况下实际湍流大气中的激光强度起伏进行了系统的实验观测 ,分析了光强起伏统计特征的周日及全年变化规律。
2.
We carried out a series of measurments of the irradiance scintillation of a He Ne laser beam propagating through a real turbulent atmosphere in a whole year.
对实际湍流大气中的激光强度起伏进行了系统的实验观测，详细分析了光强起伏的强度、概率密度分布与功率谱的统计特征及其周日、全年变化规律。
3) scintillation
[英][,sintə'leiʃən] [美][,sɪntə'leʃən]
光强起伏
1.
The intermittency characteristics of laser irradiance scintillation in a turbulent atmosphere were checked qualitatively via the wavelet transformation, and a quantitative description method based on the singularity measure analysis was adopted to study the intermittency in a systematic manner.
以小波变换法观察了湍流大气中激光光强起伏的间歇特征，并用奇性测度进行了定量的描述。
2.
From the relationship between the scaling exponent and the scintillation index we found that the characteristic of the power spectrum is different for the winter and the summer.
以５线段拟合法建立了确定湍流大气中激光对数光强起伏频谱的无标度区间的方法。
4) light intensity undulation variance
光强起伏方差
1.
The paper defines a physical parameter—the improving ratio of light intensity undulation variance,and its relation to such parameters as emission aperture,spread distance,aperture space and beam quality,etc.
大气光通信中,对光束质量的描述十分繁琐,本文定义了一个物理参数——光强起伏方差改善比,并通过公式推导,将它与发射孔径、传播距离、孔径间距、光束质量等参数建立了直接联系。
5) Power spectral density of intensity fluctuation
光强起伏功率谱
6) Intensity fluctuation mechanism
光强起伏机制
补充资料：强脉冲光
强脉冲光｜英语解释：EllipseFLEX IntensePulsedLight,简称IPL。是经滤过和多光谱的，可发射的谱段范围为430-1200nm，其输出的波段中较短波长用于治疗血管性病变和色素性病变，而较长的波段可以实现皮肤的"返老还童"（光子嫩肤）的过程。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条