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Two useful formulae for calculating the attenuation constant of conductor loss for TEm0 and TE0n modes of the rectangular waveguide are derived, and the loss characteristic in the rectangular waveguide is analyzed and computed.

根据横向谐振原理和微扰理论,本文提出了一种分析非理想波导损耗特性的新方法,推导出了一组计算矩形波导TEmO和TEOn模导体损耗的衰减常数公式,并分析计算了矩形波导的损耗特性。

So the algorithm is very effectiveand can be used with association for cluster method in BBL placement.

个态中选出包络矩形面积最小的问题,可归结为求n个态中的包络矩形面积最小,所以是很有效的算法。

Listen to both sides and you will be enlightened; heed only one side and you will be benighted.

在方化矩形中,组成矩形的各个正方形有可公度的边。

A rectangle specified in terms of its top-left corner and the co-ordinate below and to the right of its bottom-right corner.

矩形:一个矩形区域特指以其左上角为基准,沿坐标向右下方向到其右下角的范围。

The boundary element method is used to verify the correctness of the present analytic method.

与单个的淹没矩形体相比,双淹没矩形体在一定范围内有较高的反射系数。

After finding the rectangle area of the eye position, we calculate the center of the rectangle to get the coordinates, then the canthus can be found.

先找出眼睛区域的外切矩形,再取该矩形的中心,得到瞳孔的位置,并在此基础上找到眼角的坐标。

An exact solution of velocity distribution for Couette shear flow in a non circular conduit with axial symmetry section is obtained in this paper.

从N S方程出发,得到了轴对称异型断面管纯剪切流动速度分布的一般解,进而推出了纯剪切流动有限宽度矩形断面管的速度分布和流量计算公式,证明了库特剪切流是有限宽度矩形断面管当宽度趋向无穷大时的一种特例。

The constituent squares in a squared rectangle have commensurable sides.

在方化矩形中,组成矩形的各个正方形有可公度的边。

PS version of sectional shape is usually the rectangle, when its bending package 5.1 after, rectangles into throughtype, which corresponds to the front panel, which is the same angle, but due to the printing plate has a thickness, resulting in a printed version of the length of the front, a printing plate on the back of a positive length is greater than the length of a description block facing some of the, a phenomenon known as the break-up of metal.

PS版的截面众少轮廓凡是为矩形,当不兵其笔直包在滚筒上后,其截面由矩形酿成扇形,此时印版的背后和版面差答着不异的包角,但因印版具有必定的厚量,导致印版背后和背后的不幼量爆发保留,印版背后的不幼量不小于背后不幼量,表明印版背后有了必定的伸不幼,这种本体称为金属的倾圯。

By means of the extended Dirac function, the discontinuous variation in rigidityof the rectangular plate due to the arbitrarily- disposed cylindrical voids is expressed under thecategory of a continuous function.

利用扩展的 Dirac函数,将由于空洞的存在而引起的矩形板的刚度不连续性表示成连续函数的形式,从而实现了不需修正刚度便能写出带圆柱形空洞的矩形板的运动方程。

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The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应,而且减少跟风的可能性。

The new PS20 solar power tower collected sunlight through mirrors known as "heliostats" to produce steam that is converted into electricity by a turbine in Sanlucar la Mayor, Spain, Wednesday.

聚光:照片上是建在西班牙桑路卡拉马尤城的一座新型PS20塔式太阳能电站。被称为&日光反射装置&的镜子将太阳光反射到主塔,然后用聚集的热量产生蒸汽进而通过涡轮机转化为电力