查询词典 antennas

The three antennas which receive VHF impulses emitted by a lightning discharge are placed on the vertices of a right-angled isosceles triangle with perpendicular sides 120 meters in length.

三个接收天线(接收闪电放电辐射的超高频脉冲)分别放在一个垂直边长为120米的直角等腰三角形的顶点，由到达天线的时间差来计算接收到的闪电脉冲的方向。

A futuristic scheme that has been proposed to produce power on a large scale envisions placing giant solar modules in geosynchronous earth orbit, where energy generated from sunlight would be converted to microwaves and beamed to antennas on earth for re-conversion to electric power.

有一个未来的方案被提议是大胆的设想在地球同步轨道上安置太阳能模块来制造能量，能量从太阳光中产生就能够被转化成微波和直播传给地球上的天线来再次转化为电能。

The company covers an area of 10,000 square meters, with high-precision machine tools, heavy tonnage of more than one punch, the plastic ultrasonic welding machines and other advanced equipment and strong contingent of staff to lean more than 200 people, production of vehicles decorated lamps, car antennas, Mudguards, bull bars of plastic, muffler, pedals, and other products with its new fashion style and excellent quality, won the unanimous appreciation, product supply throughout the country and exported to Europe and the United States and the Middle East and other countries and regions.

公司占地面积达10000平方米，拥有高精度车床、多台重吨位冲床、塑胶超声波焊接机等先进设备和强能精干的员工队伍两百多人，生产的汽车装饰灯具、车用天线、挡泥板、防撞胶、消声器、脚踏板等产品以其新颖时尚的款式和优良的品质深得客户一致赞赏，产品供应全国各地并远销欧美和中东等国家和地区。

At the end of his career, he mostly worked on various projects for power amplifiers, RF filters and multiplexers, communications systems and VHF and UHF antennas.

在他职业生涯的最后阶段，他主要从事各种放大器，高频滤波器，多路复用器，通信系统和特高频，超高频天线的规划。

The antenna (100) is smaller than prior art omnidirectional antennas with the same bandwidth.

天线（100）的尺寸比具有相同带宽的现有技术全向天线小些。

It is fuse-protected and has built-in directional and omnidirectional antennas.

它有熔断保护功能，并有内置的定向和全方位的天线。

The research on reconfigurable antennas is a hot point in the antenna field.

可重构天线是当前天线领域的研究热点。

Rabbit ears antennas are not as good for FM reception as is a folded dipole.

兔子耳朵天线象一个被折叠的偶极不是一样好的为FM 招待会。

Some conventional optical antennas like hemispherical lens, compound parabolic concentrator, Cassegrain telescope were analyzed with the software of ZEMAX.

针对非视线大气光通信的需求，利用ZEMAX软件对半球透镜、复合抛物面聚光器和卡塞格伦望远镜等光学天线进行了性能分析。

This method adoptes five antennas with different height,using the technology of DBF to determine the elevation range where targets are located,and using "phase comparison" and amplitude compar...

计算机仿真结果表明：该方法对仰角在25°以下的目标能有效地测量高度。

Life. But the intrinsic way of the Internet by wire confines accessing and using of the network information.

然而，Internet固有的有线连接方式大大限制了人们对网络信息的访问和使用。

I have a strong persuasion that this is true .

我坚信这是正确的。