diffract

Designing Electronic Diffract Instrument High Pressure Power and Manufacturing Crystal Film

电子衍射仪高压电源设计与晶体薄膜制作

According to low-cost massive production of diffract optical elements this research is of important practical value for design and fabrication .

本文的工作对于低成本大批量的生产衍射光学元件的可能的生产途径做了有益的尝试，对于衍射光学元件设计和制作具有重要的实用价值。

The possibility of carrying out small angle scattering with a common diffract apparatus has been discussed .

讨论了使用普通衍射仪进行小角散射的可能性。

Analysis of the microstructure of carbons derived from organic macromolecule resin by X ray diffract method

X射线衍射法对树脂炭微观结构测试分析

Comparison between Grain Sizes Measured by Laser Diffract Instrument and Sieve-Pipette Methods for Several Model Sediments

几种模型沙激光粒度仪测试结果与筛析-沉降法的比较

What kind of wavelength would an electromagnetic wave have to have in order to diffract dramatically around your body ?

要让电磁波在你身体周围产生明显的衍射，波长应该是多少呢？

Finally , some ideas and suggestions are proposed to diffract savings deposits and to make use of foreign exchange reserves .

最后，对如何分流储蓄存款和利用外汇储备提出一些思路及建议。

Sending X-rays through the crystal : Depending on how they diffract , a mathematical model is used to determine and observe the protein 's structure .

令X射线穿过晶体：我们使用一个数学模型根据通过它们时产生的衍射来测量和观察蛋白质结构。

Comparison of the grain size measured by the laser diffract instrument with that by the hydrometer & a case study of beach silts

激光衍射法与比重计沉降法所测粒度参数的对比研究&以海滩泥沙为例

By the X - Ra diffract analyze and SEM analyze , the phase of Al & Mg_2Si alloy is ascertained .

通过x射线衍射分析及扫描电镜面扫描，确定了Al&Mg2Si合金的相组成。

They did this in Bell Laboratories , and they found that , in fact , the electrons did diffract .

他们在贝尔实验室完成了这项工作，他们发现实际上，电子确实发生了衍射。

This text from several why resemble bad - color resemble bad - circle bore the diffract with illuminated a few aspects to analyze to influence microscope distinguish rate .

本文从几何像差、色像差、圆孔衍射和照明几个方面分析了对显微镜分辨率的影响。

Why is it that we 're never observing this , for example , why is it the table doesn 't diffract as we bring it through the door ?

那么为什么我们，从来观察不到它呢，举个例子，搬动一个桌子穿过门，它为什么不衍射呢？

The urgent affairs in China are how to diffract savings deposits and to make use of foreign exchange reserves , so that cost can be cut down and risk can be reduced .

我国的当务之急是如何分流储蓄存款和利用外汇储备，减少成本，降低风险。

To determine the size of the array target , the laser diffract effect and the influence of atmospheric turbulence are discussed , three factors that influence the resolution of the array target are analyzed .

在探测器阵列靶板分辨率的确定问题上讨论了激光的衍射效应和大气湍流的影响；

The experiments were conducted with pollens of honey and pollen , using X-ray diffract instrument to detect the Fe 3O 4 in the honey and pollen .

以蜂蜜和花粉为实验材料，应用X射线衍射仪来检测花粉和蜂蜜中的Fe3O4。

The effect of template on the crystal polymorph and morphology of products were explored by X-ray diffract meter ( XRD ) and scanning electron microscope ( SEM ) .

利用X射线衍射（XRD）、扫描电镜（SEM）考察模板对产物晶型、形貌的影响。

Analyzing the difference of atom hologram and optical hologram , we point out that only the laser cooling atoms can satisfy the coherent and diffract conditions required by the hologram technology .

分析讨论了原子全息与光学全息的区别，指出只有经激光冷却的原子束才满足全息技术所要求的相干条件和衍射条件。

The Collins formula ( 1970 ) contacts the diffract integral of optical system complex with ABCD matrix and provides a mathematics tool for studying laser beams passing through paraxial ABCD optical system .

1970年Collins将复杂光学系统的衍射积分与ABCD矩阵元联系起来，推导出了Collins公式，为研究光束通过近轴ABCD光学系统的传输与变换提供了一个有效的工具。

The diffract spectrum and projected formation of image laser collimation syetem developed by national geotechnical Master Lu Xuezhi had won the National Technology Invention Prize and technology adbancement prize .

全国勘察大师陆学智主持研制的“衍射频谱和投影成像激光准直系统”荣获国家科技发明奖及科技进步奖。

Analysis and design of ultra-wideband ( UWB ) plane spiral antenna are researched in this paper . he Uniform geometrical theory of diffract ton ( UTD ) and the Ray tracing methed .

本文对超宽带平面螺旋天线的设计理论与实现方法进行了研究。同时应用UTD分析、计算了安装于机翼填角与垂尾顶部处的机载平面螺旋天线方向图。

The effect of combined electromagnetic stirring and Ce 、 Sr 、 Ca on the corrosion property and corrosion mechanism in 3.5 % NaCl solution were studied by means of static weight-loss test and X-ray diffract analyzer .

利用静态失重法、X射线衍射仪等手段研究了电磁搅拌和Ce、Sr、Ca复合对AZ91镁合金在3.5%NaCl水溶液中的腐蚀规律。

From the backdrop of the quality contracts management producing , diffract the new concept of the contract quality and analyze the basic character and the risk framework of the quality contracts , and then give the price model of the contract quality .

本文阐述了合约化质量概念的演进过程，分析了质量合约的基本特征和风险结构，并进一步给出了质量合约的定价模型。

By using microwave to diffract imitating crystal and measuring different incident angles and the strength of diffraction of surface 110 and 100 , the paper proves that diffraction maximum will be decided by interplanar spacing when incident wave is certain .

本文通过用微波对模拟晶体衍射，对110面及100面不同入射角与衍射强度的测量，证明了入射波一定时衍射极大由晶面间距离决定。

According to the viewpoint of optic Fourierism , the optic imaging system is a low-pass filter , because the effect of optic diffraction , the transfer function turns to zero when above a limit frequency which is determined by diffract limit .

按照傅里叶光学的观点，光学成像系统是一个低通滤波器，由于受到光学衍射的影响，其传递函数在由衍射极限分辨率所决定的某个截止频率以上值均为零。

X-rays are used because they have the same wavelength as the atomic separations so the crystal acts as a molecular diffraction grating to diffract a beam of X-rays , producing a diffraction pattern that can be captured and analyzed .

之所以使用X射线是因为其波长和原子裂解时的波长一样，所以晶体作为分子衍射光栅衍射X射线，产生一种可以获取并分析的衍射图形。

Secondly the analysis formula of the direct radiation field , reflecting field and diffraction field , as well as the calculation method of reflect point and diffract point are discussed in details . The estimate calculation method of the protection distance between emitting tower and buildings is introduced .

其次详细论述了电磁波的直射场、反射场和绕射场强的分析公式，以及反射点、绕射点坐标的计算方法，介绍了发射塔周边的建筑物防护距离的估算方法。

As to the design , I studied the basic theory of binary optics elements according as Scalar Quantity Diffract Theory , introduced a optimize method to design binary optical elements based on the Genetic Algorithm and Hybrid Genetic Algorithms and used emulation programs designed some common binary optics elements .

设计方面：研究了依据标量衍射理论来设计二元光学器件的基本原理；介绍了一种利用遗传算法、混合遗传算法等优化算法来设计二元光学器件的新思路；