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This paper introduces its operating principle, technical study, process feature and test data, and defines its applicable conditions according to current research achievement and test result.

本文介绍了其工作原理、技术研究、工艺特点、试验数据,并结合目前研究成果和试验情况确定了其适用条件。

A new method based on the spectrum-dividing and achromatic principles of binary optical lens to design the relay optical system of the resource satellite is proposed.

使用一种基于二元光学透镜的分光成像及消色差原理的新方法来设计资源卫星的中继光学系统。

Optimal design of rhomb-type retarder can improve achromatism according to the principle that the light arising total reflection has a phase transformation in the medium surface.

根据光在介质表面全反射时发生相变这一原理,分析了一个具有3个全内反射面的菱体型延迟器件,得出了相位延迟δ与全内反射角θ和相位延迟δ与介质折射率n的关系。

The general condition for athermalizing an optical system when the object surface is at finite or infinite distance is deduced in this paper, and the principle and design method of employing a diffractive optical element to athermalize and achromatize an optical system with normalized T-C chart are expanded.

推导了物面位于有限远和无限远时,实现热补偿的通用条件;并阐述了利用归化T-C 图设计消热差和消色差的红外光学系统的原理和方法。

The general condition for athermalzing an optical system when the object surface is at finite or infinite distance is deduced in this paper, and the principle and design method of employing a diffractive optical element to athermalize and achromatize an optical system with normalized T-C chart are expounded.

本文推导了物面位于有限和无限距离时实现光学补偿的通用条件,论述了利用归化T-C图设计热补偿和消色差红外光学系统的原理和设计方法,给出了8-12μm波段内、焦距123mm、相对口径F/2.5在20-60℃温度范围内的折衍混合红外光学系统的设计结果和理论评价结果,所述的设计方法可方便地推广到前视红外系统中。

Determination of vapour content in chlorine gas is very important in chlor-alkali production,and determination accuracy is considerably influenced by a certain amount of sulfuric acid mist in chlorine gas.

气氯中水分的测定在氯碱生产中是非常重要的,但气氯中含有微量硫酸酸雾对测量的精度有一定的影响,文中较为系统地叙述了测定气氯中硫酸酸雾的原理和过程,具有一定的指导性。

The principle and method for determining the total acid number of oil product by voltammetric techniques was described,the results of voltammetric techniques and standard method analysis were compared.

介绍了用伏安法测定石油产品总酸值的原理、方法,并将伏安法测定润滑油酸值的结果与标准方法测定结果进行了比较。

The separation and purification technologies of amino acid,such as: precipitation ,ion-exchange,extraction and membrane separation were reviewed.

总结了氨基酸分离纯化过程中常用的技术,如沉淀法、离子交换法、萃取法和膜分离法,介绍了各种技术的基本原理、特点和发展动态。

The paper adopted the theory of solubization and acid precipitation to extract the separate protein from oats material.

研究采用"碱溶酸沉"原理,对燕麦蛋白质进行提取。

This paper mainly introduces experimental methods and basic principle about gelled acid reaction kinetics. Through the reaction kinetics experiment of straight acid and gelled acid, the reaction parameters of acid - rock reaction and kinetic equation in different conditions were achieved.

介绍了胶凝酸反应动力学的试验方法及基本原理,进行了普通酸和胶凝酸与灰岩的反应动力学试验,得到不同条件下的酸岩反应动力学参数及反应动力学方程,对优化碳酸盐岩油藏酸压设计有一定的指导作用。

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Do you know, i need you to come back

你知道吗,我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

Chapter Three: Type classification of DE structure in Sino-Tibetan languages.

第三章汉藏语&的&字结构的类型划分。