The general formulas of radiation from dipole antenna in a circular waveguide are given by means of dyadic Green's function and field transformation.
本文采用并矢格林函数和场量变换方法,给出了圆形波导中偶极天线辐射的普遍公式。
A method for planar near field to far field transformation based on element current reconstruction is presented and the basic principle of this method is given.
本文提出了一种新的基于单元电流重构的平面近远场变换方法,给出了该方法的基本原理。
The radiation and coupling of linear antennas in a rectangular waveguide are discussed by means of dyadic Green's function, field transformation and reaction concept.
本文采用并矢格林函数,场量变换和反应概念讨论了矩形波导中线天线的辐射和互耦合,给出了场强和互阻抗的普遍公式。
A general formula is given for calculating the mutual impedance be tween two dipoles by means of the induced electromotive method and the field transformation formula.
本文采用感应电动势法和场量变换公式给出了计算二振子互阻抗的一般公式。
In this paper, the general formulas of probe antenna radiation in an elliptic waveguide are given by means of dyadic Green's function and field transformation methods.
本文采用并矢格林函数和场量变换给出了椭圆波导中探针天线辐射的普遍公式。
Using the finite difference time-domain (FDTD) method and near field to far field transformation, pressure of the reflected sound from the scattering target is calculated.
本文应用一致性时域有限差分法(FDTD)和近场远场变换计算散射声目标的反射声压强度,找出反射声压级与目标声中心到换能器间距离的关系。
In the paper, the three-dimensional standard parabolic equation(SPE) and near-to-far-field transformation are deduced, and the radar cross section(RCS) of a perfectly conducting sphere is calculated.
文章推导了三维标准的抛物线方程及相应的近场-远场变换理论,并计算了理想导体球的雷达散射截面;
Near-field to far-field transformation ranks among one of the most promising methods for getting far-field radar-cross-section(RCS) from measurements of targets from the near-field scattering fields.
近场散射数据的远场变换研究是具有发展前景的由近场测量目标,获取目标远场雷达截面的方法之一。
These fall into three categories: method call transformations, field access transformations, and a new object transformation.
转换类型可分为三类:方法调用转换、字段访问转换和新对象转换。
This notion of inter-domain transformation is useful in many fields of study-for example, moving from the time domain into the frequency domain in the field of signal processing.
这种域间转换的概念在很多领域的学习中都很有用—例如,信号处理领域中从时间域移入频率域。
When authoring a Data Binding the message headers were passed into the read or write method, allowing transformation logic to be determined by a field in the protocol header.
当创作数据绑定时,会将消息标头传入读或写方法,并允许协议标头中的字段确定转换逻辑。
The code shown in Listing 2 demonstrates how to modify the transformation logic depending on the value of the format field in the MQMD.
清单2中所示的代码说明了如何根据MQMD中格式字段的值修改转换逻辑。
Once the connection wire appears, you can use the scrollbars at the same time to find the target field and complete the transformation.
一旦出现连接线,就可以同时使用滚动栏找到目标字段并完成转换。
This transformation of computing and it infrastructure into a utility, which is available to all, somewhat levels the playing field.
这就把计算和IT基础设施转换为一种实用工具,就像球场一样,可供所有人使用。
While being applied in the artistic field, it is promoting unprecedented transformation in theories and practices .
它在艺术领域的应用,正在理论和实践两方面推动前所未有的变革。
With the rise of functionalism and social anthropology in the early 20th Century, an important transformation had undergone in this field.
由于20世纪初期功能主义和社会人类学的兴起,上述状况又经历了一个重要的转型。
The transformation rule is simple: output a single lang field whenever the language context changes.
转换规则非常简单:当语言上下文发生改变时输出一个lang字段。
Thirdly, in the cultural field, the Nationalization contained competition between traditional and new ideas, transformation of the educational system and academic paradigm.
第三,在文化领域,“国立化”也包含着新旧思想的竞争、教育体制和学术典范的转变。
Similar to the process used before, right-click the name attribute of the field element and select Create Transformation.
与前面的过程类似,右键单击field元素的name属性,并选择Create Transformation。
Map projection transformation is a new research and application field of mathematical cartography.
地图投影变换是数学制图学的一个新的研究和应用领域。
The appearance of field bus technology brings on the transformation of the traditional control structure, and makes the dependable fuzzy local control becoming possible.
现场总线技术的出现导致了传统控制系统结构的变革,也使得可靠的模糊现场级控制成为可能。
The linear transformation technique extended the field of designing low-sensitivity digital filters from analog prototype, and resulted in a number of different digital structures.
线性变换方法的出现拓宽了由模拟原型设计低灵敏度数字滤波器的领域,形成众多的不同数字结构。
His literary creation tendency changed with the transformation of his culture atmosphere and vision field.
文化氛围、视域发生变化,文学作品的创作倾向也发生改变。
This paper summaries the researches on the application of the technology of image analysis, distance transformation and medial axis transformation, to the field of computer graphics.
本文是将图像分析技术—距离变换与中轴变换—应用于计算机图形学领域研究工作的一个总结。
In this paper, the geometric essence of quadratic transformation in plane field is presented after studying the existing quadratic Troms formations.
本文对现有平方变换方法进行了研究,提出了平面场不同平方变换的不同几何实质。
On the field, the number of factors in solving the symmetrical product is calibrated by the remainders of the transformation.
在域上,开解正交变换表成对称之积,因子个数的多少,是用变换的剩余数来标定的。
Polar formation algorithm (PFA) can mostly compensate MTRC in the case of small target and distant field, which need the transformation from polar grid to Cartesian lattice.
在小目标远场情况下,极坐标格式算法(PFA)能够基本消除MTRC,这种算法需要在空间频域进行从极坐标分布到直角坐标分布的二维插值。
The transformation among image representations is a basic problem in the field of image processing, and the thesis introduced the transformation arithmetic among several chain codes.
图像表示之间的转换是图像处理中的一个基本内容,本文建立各种常用链编码之间转换算法。
Some transformation methods, selective markers, and the application of transformation system in the field of research on filamentous fungi are reviewed in this paper.
对丝状真菌遗传转化系统的最新研究进展进行综述,主要包括丝状真菌的转化方法、选择标记、转化系统的应用等。
The structure and performance of steel materials is analyzed after laser quenching , and the research situation of laser transformation hardening in the field of materials science in future.
分析了钢铁材料激光相变硬化后的组织与性能,及近年来激光相变硬化技术在材料科学领域的研究状况。
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