查询词典 beam-focusing

A new strip-line beam position monitor system was designed recently,which is not interceptive to beam,qualified in precision and easy to digitalize the results.

信号处理系统选用对数比的信号处理方法，由带通滤波器、对数检波模块、信号放大器、模数转换模块和上位机组成。

When a collimated laser beam illumines the curved liquid surface by the wetting rod, the special reflective patterns, which correspond to the boundary light reflection, can be produced. In fact, there is the pattern with dark central region and the high visibility diffraction fringes around, and the radius of dark region largen with the reduced radius of the incident beam.

当平行激光束垂直入射到由细棒润湿效应引起的弯曲液面上时，边界反射产生特殊的反射图样，图样的中心为圆形暗场，周围有清晰的衍射条纹，并且暗场的半径随入射光束半径的缩小而变大。

Such lensed fiber tip corrects for the phase front mismatch between the curved laser beam wave front and the planar fiber beam.

本文研究的透镜光纤主要是楔形柱透镜光纤，它的作用是修正激光光束波前和从光纤出来光束之间的相位失配。

As comparing the equation of Gaussian beam in logarithmically storable nonlinear media with one of ordinary optical field in graded-refraction-index media,it's found that a graded-refraction-index will be induced itself when Gaussian beam passes through logarithmically saturable nonlinear media.

光学孤子的产生机理是光与物质之间的相互作用，当介质的非线性效应与光束的衍射效应相互平衡时，光束发生自陷，使得光束能够在空间传输很长一段距离，其横向尺寸不发生变化。

The properties of liquid crystal light value, including the response curves between input and projection beam in real, inversed, and differential state, also the relationship between the transmission of the liquid crystul and the working voltuge when different input beam lumination provided, are measured by facile method.

用简便易行的方法对液晶光阀的工作特性曲线作了测量，包括光阀在正像、反转像和微分像状态读出光强与写入光强的响应曲线，以及不同写入光照度下液晶层透过率与工作电压的关系曲线。

The radial force balance equation for the self-electric field and self- magnetic field of the relativistic electron beam is used to calculate the angular rotation frequency of the relativistic electron beam propagating through the cylindrical wave guide filled with nonneutral plasmas.

首先利用相对论电子束的自电场与自磁场所产生的径向力平衡方程，计算出相对论电子束在稳态非中性等离子体填充的柱状波导中传输的转动频率。

The structure of the MIGmust be carefully selected, as the tiny change on it will affect beam performance highly, and beam current will fluctuate punily.

减小Bc可以增大电子注的速度比，还可以减小电子注的横向速度零散，但是当电子注的速度比增大到一定值时，电子注的性能就会变得不太稳定。

Poly(1-alk-1-viny pyridinium halides) have also been shown to be good negative electron beam resists with sensitivities as high as 5uCcm-2 in a 20kV electron beam and line widths as low as 0.3um.

波河 (单一 alk 的-1-葡萄树的 pyridinium 卤化物)也已经被显示很好否定的电子光线以敏感 20 仟伏电子光线和线宽度的像 5uCcm-2 一样的高度像 0.3um 一样的低点抵抗。

Insulate the tube type series:Dian tube Pyrocondensation, silicone tube, yellow wax tubes, high temperature casing, waterproof cable connector, environmental conservation rubber coil, beam lines ring, beam lines Block.

三、绝缘管类系列：热缩佃管、硅胶管、黄腊管、高温套管、防水电缆接头、环保橡胶护线圈、束线环、束线座。

The first step is reviewing conventional methods of digital beam forming, including WINER method, Steepest-Descent method, LMS, RLS etc. Then , recent digital beam forming methods in the DS-CDMA mobile telecommunications systems are studied, including the algorithm based on least-squares despread respread Multi-Target array, least-squares Despread Respread Multi-Target Constant Modulus Array , Pilot bit LMS-DRMTA algorithm etc.

本文首先简介传统的DBF算法，包括维纳算法、最陡下降算法、最小均方算法、递归最小二乘算法等；然后介绍基于DS-CDMA移动通信系统的DBF算法，包括LS-DRMTA、LS-DRMTCMA导频LMS-DRMTA算法等；最后给出各种算法的仿真结果及分析。

Diabetes is a social disease that affects several million people worldwide.

糖尿病是一个社会性疾病，全世界有数百万人罹患此病。

I'll call you on Friday to see if we can reschedule our luncheon meeting at your convenience.

我星期五会给您打电话在您方便的时候我们重新安排我们的午餐约会。