Finite analytic numerical method combining with conformal map has been used to study the diffusion problems at oblate hemispheroid microelectrode. 应用有限分析法和保角变换研究了半扁球微电极上的暂态扩散问题。
Then, an improved pattern synthesis algorithm based on adaptive arrays theory for conformal arrays is presented. 然后,本文改进了一种基于自适应阵列理论的方向图综合算法。
Designs a kind of casting die of conformal blocks, which is used simply with reliable structure. 笔者设计了一种使用简单、结构可靠的挡块浇铸模具,并对其组成和使用方法做了介绍。
A new coordinate measurement method with profile matching technique was put forward for steep conformal optics. 针对高陡度保形光学镜面的检测问题,提出了一种基于多段拼接的坐标测量方法。
Methods: Twenty patients with prostate cancer received two and three-dimensional conformal radiotherapy, respectively. 方法:对20例前列腺癌患者分别进行二维常规放疗和三维适形放疗治疗计划设计。
A novel beam steering system of a conformal cone-borne phased array is presented here. 本文提出了一种新的锥体共形相控阵波束控制方式。
By using the elliptic function and conformal transformation theory, a close form solution to this problem is obtained. 运用椭圆函数和保角变换理论,获得了该问题严格的闭合解。
This paper proposes a new algorithm based on conformal mapping and FDTD method, and derives the numerical stability and numerical dispersion equations of conformal mapping FDTD algorithm. 本文提出了新的保角变换FDTD算法,推导了保角变换FDTD算法的时间稳定性和数值色散方程。
A dose calculation algorithm for MLC based conformal radiotherapy is described in this paper. 描述了一种用于多叶准直器适形放疗的剂量计算方法。
Application of Multi-leaf Collimator in Tumor Conformal Radiotherapy 多叶准直器在肿瘤适形放疗中的应用
We investigate the aberration properties of the conformal optical system with decentered and tilted elements by vector aberration theory. 运用矢量像差理论分析了包含有较大偏心量和有较大倾斜角元件的共形光学系统的像差特性。
Conclusion Conformal radiotherapy for cervical cancer can decrease the dose and volume of irradiation received by the rectum. 结论宫颈癌选择适形放疗能够使直肠接受辐射剂量的体积缩小,剂量减少。
The major target of my paper is to research the columnar conformal microstrip antenna at the wavelength of8mm. 本文的主要工作是对8毫米波段的圆柱共形微带天线的设计研究。
Interactive Measurement Method in 3-D Conformal Radiotherapy Planning System 三维适形放疗计划系统中的交互式测量方法
An achromatic conformal optical system working within infrared waveband was designed. 设计了一个红外波段消色差共形光学系统。
Linear transformation is a kind of basic and important Conformal mapping. 线性变换是一种基本又十分重要的保形变换。
The Joukowski airfoil problem is the simplest application of conformal mapping to airfoil design. joukowski问题是最简单的翼型形映射应用到机翼设计。
Study on the Effect of the Dielectric Cladding on the Performance of Cylindrical Conformal Microstrip Antennas 介质覆层对圆柱共形微带天线性能的影响研究
This paper applies conformal geometric algebra to analyze the reverse kinematics of serial robot. 本文应用共形几何代数分析串联机器人的运动学反解。
In order to improve the thermal balance of molds, conformal cooling technology is developed. 为了改善模具热平衡问题,便产生了异型水路这项技术。
Conclusion The intensity modulated radiotherapy is superior to three-dimensional conformal radiotherapy in the treatment of prostate carcinoma. 本文利用我院现有的放疗设备,详细地研究比较了二者治疗前列腺癌在物理、生物上的效应。
Objective: to evaluate the dose distribution of conformal radiotherapy in prostate cancer. 摘要目的:评估前列腺癌适形放疗计划的剂量分布特点。
In this thesis, attention is concentrated on the analytic method of conformal microstrip antennas on dielectric carrier. 本文主要研究介质载体上的共形微带天线的分析方法。
This is typically achieved using fixed, circular collimators that produce sharp-edged, highly conformal treatment beams. 实现这种效果具代表性地是采用固定、圆形的准直器,它能够产生边缘锐利、高适形的治疗射束。
This paper reviewed the developments of three-dimensional conformal radiation therapy systems and its latest orientation. 本文简介了立体适形放射治疗系统及其最新发展动态。
The expansions of conformal latitude in map projection are studied in this paper. 对地图投影学中经常遇到的等量纬度正反解展开式进行了新的研究。
Objective To evaluate the early response and side-effect of stereotactic conformal radiotherapy for bile duct cancer. 目的观察体部伽玛刀立体定向适形放射治疗胆管癌的近期疗效与不良反应。
The method of conformal mapping is a tool to achieve this solution. 保角映射法就是一种寻求这个解的工具。
With the progression of conformal treatment techniques and the development of imaging technology, it is possible to carry out elective irradiation. 适形治疗技术的发展和影像学手段的进步为选择性放射治疗的实现提供了条件。
Research on Applications of Conformal Mapping Theory in Geometric Modeling 保形映射理论在几何造型中的某些应用研究