查询词典 Broad Band

Yellow eyes are not desirable. The ears are rounded but not too broad and hang close to the head. The skull broad and the occipital bone not too prominent.

恰当的尺寸和比例是得到好成绩的基本条件。nn n 头部长度适中。n眼睛：褐色，中等大小，卵形轮廓，明亮而整洁，下垂的、中等长度的眉毛。

Organophosphorus compounds which are widely used as high efficient and broad-spectrum insecticides caused broad-area pollution to environment.

有机磷化合物作为一类高效广谱的杀虫剂被广泛使用，在使用的同时也造成了大面积的环境污染。

The tunable photon broad band radio frequency phaser based on a silicon ring resonance cavity comprises a pumping signal light-generating system, a carrier wave light-restraining double-sideband generating system, a silicon ring resonance system and a measuring system; wherein, the silicon ring resonance system comprises a light coupling device and the silicon ring resonance cavity; the output of the light coupling device is connected with the input port of the silicon ring resonance cavity; wherein, the silicon ring resonance cavity is composed of a silicon annulet and a root of a straight waveguide; the air gap distance between the silicon annulet and the root of the straight waveguide is several ten nanometers or several hundred nanometers; the taking characteristic of the silicon ring resonance cavity is the characteristic of a seasonal reject trap; the transmission rate in the position of a resonance wavelength is equal to zero or is very close to zero.

本发明包括：泵浦信号光发生系统、载波抑制光双边带产生系统，硅基环形谐振腔系统，以及测量系统。所述硅基环形谐振腔系统包括一个光耦合器和一个硅基环形谐振腔，光耦合器的输出连接到硅基环形谐振腔的输入端口，其中：硅基环形谐振腔由一个硅基微环和一根直波导构成，硅基微环和一根直波导之间的空气隙间隔为几十至几百纳米，硅基环形谐振腔频谱特征是周期性的带阻滤波特性，在谐振波长处的透射率等于0或非常接近0。

The results of numerical modeling indicate that the thin film microstrip lines with finite ground width have good broad band characteristics and the characteristic impedance, attenuation constant and effective dielectric constant have small change with the finite ground width changing.

作者用该程序对有限接地面薄膜微带线进行了时域仿真，结果显示在保证传输模不受干扰的情况下，在较宽频带范围内有限接地面对微带特性有微弱影响。

Key word : Power amplifier, impedance matching, broad band amplifier, smith chart, radio frequency

结果表明，设计出的射频功率放大器符合设计参数要求，具有良好的性能。

North American butterfly with blue-black wings crossed by a broad white band.

北美洲蝴蝶，兰黑色的翅膀上有一条宽白带。

And he used it to survey broad bean mitotic chromosomes. In 1971, Arrighi and Hsu invented C-band technique.

他使用它测量了蚕豆的有丝分裂时期染色体。1971年，Arrighi and Hsu创造了C-带技术。

As the development of modern electronic technology, the high efficiency and broad band acoustic transmitter for the battery using equipments, such as acoustic buoyage, portable underwater acoustic communication equipment and small scale underwater detector is demanded.

随着现代电子技术的发展，一些使用电池供电的水声设备如水声浮标、便携式水声通信设备、便携式水下探测设备等对发射机高效率、宽频带的要求越来越高。

This paper describes the design method of broad band coaxial termination load.

本文叙述了宽带同轴终端负载的设计方法。

This means that a broad band pulse that was strong and coherent when it set on its way will be smeared across a time-span of several milliseconds when it is received on Earth.

这就意味着本来在出发的时候强烈而一致的宽频带信号在到达地球的过程中会逐渐地被拖成几毫秒的长度。

You can do some assertiveness training.

你可以进行一些自信训练。

We were well on the path to making a rear-wheel-drive global platform," says Mays."

我们正致力于建立一个后轮驱动的平台，"Mays这样说道。"