查询词典 antenna

Antenna effective area is usually expressed in square meters.

天线有效面积的单位是平方米。

According to the result we have see the Crossing Field Antenna is not conform to the classical electromagnetism theoretic.

根据得到的结果显示CFA天线的原理违背了经典的电磁场理论。

It has also been alleged that the HAARP, or "High Altitude Active Auroral Research Project", which can use the ionosphere as a giant antenna for broadcasting signals, may be used to entrain various mind/body states in large areas of the planet.

也有人指称haarp ，或"高频率活跃极光研究计划"，可利用电离层作为一个广播信号巨型天线，可用于在地球的大范围诱导大脑/身体状态。

With a very simple antenna printable at high speed, this will be the cheapest EPC tag.

随着一个非常简单的天线打印高速，这将是最便宜的EPC标签。

This technique is presented to calculate the far field around the equiangular spiral antenna using the formula according to the former theoretical result.

通过给出该假设下射线场幅度和方向的分布，文中具体计算了平面等角螺旋天线在罩内的远区特性。

Two novel spherical helical antennas can be designed by projecting the planar equiangular spiral antenna onto the surfaces of hemisphere and partial sphere. Their radiation properties are analyzed by the moment method with curved basic and testing function, and the curves of the VSWR, gain, polarization and pattern vs.

将平面等角螺旋天线投影到半球面和部分球面上，可得到两种新型球面螺旋天线，采用基于曲线基函数的矩量法对其辐射特性进行了分析，给出了天线的驻波、增益、极化及方向图等随频率变化的曲线。

The new assembled digital Doppler rader was introduced in this paper. The results of comparison experiment show that the speed and direction of wind detected by the new rader conicide with those by tethersonde, and its functions are equivalent to those of Doppler acoustic radar with separated antenna developed previously in China and other countries.

本文对新设计的集合式数字多普勒声雷达作了介绍，对比试验结果说明新设计的声雷达测量风速和风向的结果与系留气艇测量结果相符很好，其性能与过去国内和国外分离式天线多普勒声雷达的性能相当。

In this paper,a technique for numerical calculation of a dual-cylindrical antenna array is investigated.The admittance matrix of the equivalent network is also presented.

本文介绍了一种双圆柱体结构全向天线阵列的表面电流及等效端口导纳矩阵的计算方法，根据这个算法，本文计算了在一定物理尺寸下该天线阵列的电流分布和端口导纳矩阵。

In order to solve the shielding performance of microminiature metallic cabinet s,the antenna should be have with minimized size,broad band and high eradiation ability.

最后对3种不同的机箱状态在半电波暗室中进行了屏蔽效能测试，试验获得的数据为今后的机箱屏蔽设计提供了依据。

In this context I am speaking of people who have limited space to erect an antenna.

在这上下文我是座位有限架设天线的讲话人。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷