系统消光

等效点矩阵与系统消光公式在[Yb（H2O）（acac）2（Ac）]2晶体结构研究中的应用

The Application of Equivalent Point Matrixes and Systematic Absence Formulas for Determination of Crystal Structure of [ Yb ( H_2O )( acac ) _2 ( Ac ) ] _2

在偶然或系统消光失去反射的情况下，也能有效地指标化粉末衍射数据。

It is also efficient in case of lines missed by either accident or systematic absence .

还较详尽地推导了Bravais格子和系统消光规律，并给出它们的完整的表格，以利于空间群的确定。

Moreover , extinction rules and Bravais types are derived and tabulated in order to facilitate the determination of the superspace group symmetry .

基于Mie散射理论，对大气颗粒物PM2.5的消光特性进行了研究，建立了混合颗粒系统消光系数的理论及等效计算方法。

Based on Mie theory , the extinction characteristics of PM2.5 in air suspended particles have been studied in this paper . The theoretical calculation and its equivalent method for the extinction coefficients of the mixing particles have also been provided .

1.56m望远镜CCD照相机系统的消光系数和转换系数测定

The determination of extinction and transformation coefficients for CCD camera system of 1 . 56m telescope

介绍第3代聚酯新技术（NG3），流程为酯化釜塔式反应器经改进后的固相增黏系统。介绍消光剂加入位置由浆料釜改为第二酯化釜的情况。

The third generation PET new technique ( NG3 ) is introduced , the process is from esterification autoclave to column reactor then to modified solid state polycondensation system .

Mie散射激光雷达实验系统设计与大气消光系数反演方法研究用散射体波随机反演研究长白山火山区介质非均匀性

A Study on Inhomogeneity of Crust Medium in Changbaishan Tianchi Volcano by Scattering Body Wave Inversion Method

首先，论文对国内外汽车尾气检测方式的现状及研究进展进行了归纳和总结，根据比尔朗伯定律及散射理论，系统的分析了消光式烟度计的工作原理和工作过程。

Firstly , the paper on the way home and abroad automobile exhaust testing situation and research progress and summarized , according to Bill Lambert law and scattering theory , systematic analysis of the extinction-type opacimeter working principle and process .

设计建立了电光开关特性参数测量系统，测量系统性能稳定，上升时间为5ns，系统消光比达到1500，实现了与电光开关实验系统的精密同步；

PEPC electro-optic switch characteristic parameter measuring system has been designed and set up with steady performance of rise time 5 ns , system extinction rate up to 1500 . The measure system can precision synchronizes with the switch experimental system .

理论和实验分析表明该新型结构能够避免双折射相位调制器的使用，使得系统降低了对相位调制器的要求，同时也降低了系统对光纤偏振器消光比的要求。

Theoretic and experimental analysis indicate the improved system can avoid using the birefringent phase modulator , reduce the require of the polarizer extinction ratio and phase modulator .

从具有延时反馈回路的磁光双稳系统的动力学方程出发，讨论了该系统的一些非稳特性，研究了磁光双稳系统的消光比对该系统非稳特性的影响。

In this paper , according to the dynamic and steady state equations describing the magneto-optical bistable system with a delay in the feedback loop , some instability characteristics have been calculated and analysed .