频带

The definition and transformation relationship of natural frequency, bandwidth fre quency and dualˉten index frequency were studied.

文中研究了转台自然频率、带宽频率和双十指标频带的定义与相互转换关系。

It can expand its band of frequence through additional circuits.

为了扩展此转换器的频带，加了额外的补偿回路。

But it has some defects, such as narrow frequency band and resistance are poor.

但是它也存在着一些缺陷，比如频带窄、抗干扰性差等。

Based on human vision system and wavelet frequency band partition theory, a new assessment method of image quality is proposed in this paper.

文章在人眼视觉系统的基础上，利用小波变换频带划分的原理，提出了一种新的图像质量评价方法。

Another attribute is the flux or radiant power that can be delivered in that narrow frequency band.

另一个性质就是在这样窄的频带内可以给出很高的光通量或辐射功率。

Actual implementation for the desired frequency band will be determined by external components shown in the application circuit.

为所需的频带的实际实施将取决于在应用电路所示的外部元件。

In this thesis, we investigate frequency band structure characteristics in phononic crystals of multi-composition.

本文研究了复式晶格声子晶体的频带结构特性。

Therefore, a frequency band comparison method is put forward.

为此，提出了相邻频带比较法，给出了边界频率的判断准则。

Studied the digital frequency band communications system computer simulation to realize the method.

研究了数字频带通信系统计算机仿真的实现方法。

This may only be used in frequency bands above 1 GHz.

此类型只可在1GHz 以上的频带中使用。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。