frequency 考研

The drug can reduce the frequency and severity of attacks.

这种药能降低发病次数和严重程度。

This radio signal has a frequency of 800000 cycles per second.

这个无线电讯号的频率是每秒八百千周。

If we can know their frequency we will monitor their talking.

如果我们知道他们的频率, 我们就能监听他们的谈话。

Radio Beijing broadcasts on a dozen different frequencies.

北京电台以十几种不同的频率进行广播。

UHF frequency converter, local oscillator，wide band am plifier.

用于超高频频率转换,负载荡器,宽频放大。

All the C3 allotype was C3S.The gene frequency was 1.

而且所有的第三补体为C3S，而此基因频率为1。

Generator inertia has great influence on interarea oscillation frequency and damping.

机组的惯量对区域荡频率和阻尼有着较大的影响。

When the frequency changer has malfunction, power frequency is adopted, and the motor speed is nonadjustable.

万一变频器出现故障时，可工频驱动，转速不可调。

The color sonagram shows image in three dimensions of time,frequency and intensity.

彩色图可显示三维图象，即时间、频率及强度关系图。

A method of representing data in magnetizable surface storage; for example,"modified frequency modulation".

在磁表面存储技术中一种表示数据的方法，例如改进调频制。

Accidents are happening with increasing frequency.

事故发生得越来越频。

The heterodyning principle is well known in nonlinear optics as difference frequency generation (DFG).

在非线性光学领域,超外差原理就是著名的差频产生(DFG)技术。

Acids with different cation were distinguishingly different in activation energy and frequency factor distribution.

不同阳离子的同种羧酸盐，活化能和频率因子分布却相差很大。

Accordingly, if want to use paper of oil absorption face, semidiurnal frequency is the properest.

因此，若要使用吸油面纸，一天两次的频率是最适当的。

The graph show the dependence of power consumption in order of vcore and frequency increase.

图中显示的依赖电力消费秩序vcore和频率增加。

Objective To analyse the ultrasonograph ic appearances of muscular and soft tissue diseases using high frequency ultraso und.

目的分析高频超下肌肉系统病变超像图表现。

To investigate the effects of endoscopic high frequency electrosection and hot biopsy electrocautery on prolapse of gastric mucosa.

结论内镜下热活检灼除法治疗胃黏膜脱垂症易于操作,疗效确切,安全性高。

The Six Sigma Black Belt should be able to read values from a cumulative frequency ogive.

6西格玛黑带应能从累计频次尖顶部读出数值。

Method The natural frequencies of the hypergravitation training facility were modified by using sensitivity analysis method.

方法采用灵敏度分析法对超重训练设备的固有频率进行修改设计。

The inherency frequency and vibratory-type are calculated based on the modal analysis of the whole airframe.

对机身整体框架进行模态分析,求解固有频率和。