1) intensity fluctuation
强度起伏
1.
Based on quantum theory of light, the noise power density spectrum and its timespectrum formula of the intensity fluctuation of a two-mode laser are derived.
采用光场的量子理论导出了自由运转双模激光场强度起伏的噪声功率密度谱及其时谱公式，重点分析讨论了双模激光场的量子统计特性及其拍频噪声的时谱特性和频率调谐特性。
2) intensity difference fluctuations
强度差起伏
1.
Based on the theory proposed by Walls et al, an experimental scheme of quantum non demolition (QND) measurement for intensity difference fluctuations is put forward, which is realized though a nondegenerate optical parametric amplifier.
提出了一种强度差起伏量子非破坏性 (QND)测量的实验方案 ,该方案通过一个非简并光学参量放大腔实现。
3) fluctuation strength parameter
起伏强度参数
4) relief intensity
地势起伏强度
5) 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。
6) 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。
补充资料：表光合强度(见光合强度)
表光合强度(见光合强度)
forecast of sowing or transplanting time
b iaoguanghe qiangdu表光合强度见光合强度
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