查询词典 laser

In the first part, a novel paraboloidal lensed multimode fiber has been analyzed amply in the coupling between the high power single emitter broad area diode laser and multimode fiber, which has been verified in the experiment. In the second part, the coupling between the high power single emitter broad area diode laser and cylindrical lensed multimode fiber has been discussed detailedly.

主要通过计算机仿真抛物面型光纤微透镜和柱状楔形光纤微透镜与大功率宽发射域半导体激光器的多模光纤耦合效率，并在实验中进行验证，提出了提高大功率宽发射域半导体激光器与多模光纤耦合效率的新方法。

The problem of huge numbers of datas are disposed in the process of disposed three-dimensional laser scanning datas, so on the base of carefully analszing the serial algorithm of plane segmentation and multiple datasets registration in the process of disposing three-dimensional laser scan datas, according to the method of parallel programming basing on MPI, the paper used the right means of datas distributing to design and realize the parrel algorithm of plane segmentation and multiple datasets registration.

本文针对三维激光扫描数据处理过程中所处理的数据量大这一问题，在认真分析了三维激光扫描数据处理过程中平面分割和多视点配准串行算法的基础上，根据基于MPI并行程序设计方法，采用合适的数据分配方案，设计了平面分割和多视点配准的并行算法，并给出了效果图，以及并行算法加速比和效率的实际数据，最后对并行算法效果进行了分析。

In 1983,American doctor Anderson and Parrish developed the theory of "selective Photothermolysis", which was regarded as the foundation of laser hair removal and treating cutaneous vascular lesions with laser.

由美国医生Anderson和Parrish在1983年提出的"选择性光热解作用"原理奠定了激光脱毛和激光治疗血管性皮肤病变的理论基础。

The results indicated that laser effective penetrating depth and laser power density and radiating time is positive relationship, but the relationship with energy density is not good.

模拟结果表明激光有效穿透深度与激光功率密度和时间都是正向相关，而与能量密度的正向相关性较差；激光作用时间越长，角膜组织中的温度梯度越小。

Professional services of the Company of carved perspex acrylic, bending, oil stains, sand blasting, laser cutting, laser, such as diamond polishing.

本公司专业服务亚克力有机玻璃的精雕、热弯、渍油、喷砂、激光切割、镭射钻石抛光等。

Based on the nonlinear dispersion relation of electromagnetic wave in relativistic plasma, the nonlinear controlling equation for linearly polarized mode is obtained using Karpman's method. The modulation instability of intense laser pulse propagating through relativistic plasma is analyzed and the modulation instability growth rate as a function of perturbation wave number for laser beam propagating through relativistic plasma is given.

从相对论等离体中电磁波的非线性色散方程出发，利用Karpman方法获得了线性偏振波模所满足的非线性控制方程，在非线性色散方程和非线性控制方程的基础上对线性偏振激光在相对论等离体中传播的调制不稳定性进行分析，给出了调制不稳定的时间增长率与扰动态波数之间的函数关系。

The relation is studied in this paper When the angle between the laser polarized direction and the plane of incidence of laser is zero degree, the amplitude of phot...

本文通过实验研究了在相同的激光入射角的情况下，光声信号的大小随激光偏振方向的变化关系，得出了激光偏振方向与激光入射面的夹角为0 度时，光声信号最强；而其夹角为90 度时，光声信号为极小值。

Therefore, control of laser power adjustment, the need for the photocell and laser tube lens washing.

所以在对激光管功率进行调整时，还需对光电管和激光管透镜进行清洗。

Meanwhile the linear operational mode and nonlinear operational mode of PCSS are analyzed In chapter 3, after simulating time-space distribution of electron and hole in photoconductor,the relations of laser energy,laser character and photoconduction are analyzed and the fundamental principles of nonlinear phenomenon is introduced.

在第三章中，通过研究各种重要的复合机制，漂移和扩散作用等对光导开关光电导响应的影响，建立了线性模式下的瞬态响应模型，模拟得到光导开关输出电脉冲特性曲线。

In chapter two, the research results, such as the mechanism of UV laser ablation of polymer, the ablation threshold of laser, the photodecomposition model of polymer, the influence factors, ablation products, are summarized.

第二章介绍了国内外远紫外激光消融有机聚合物特性的研究情况，从消融机理、消融阈值、消融模型、消融生成物以及影响消融特性的因素等方面详细介绍了国内外现有的研究成果。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。