frequency

Sound waves, light waves, and radio waves have a certain frequency, or number of waves per second.

声波、光波或无线电波等都有特定的频率，或者说是每秒的波数。

For lossless digitization, the sampling rate should be at least twice the maximum frequency response.

我们要获得一个无损的采样, 就必须以波形最高允许频率的两倍作为采样率.

Procedures realize the cyclical nature of a single frequency tone.

程序中实现单一频率的周期性提示音.

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.

Accidents are happening with increasing frequency.

事故发生得越来越频繁.

The computing method for natural frequency of feeding machine is introduced.

介绍了吐丝机固有频率的电算方法.

The real part of the impedance R is a of frequency.

该阻抗的实部R是频率的函数.

Experimental results demonstrate effectiveness of scaling for invariance to the effect of transducer frequency.

实验结果验证了频率一致性处理方法的有效性,能够消除换能器频率对分类的影响.

Speech is made up of sound waves that vary in frequency and intensity.

语音是由不同频率和强度的声波组成的。

If unable to contact Kun Ming Control, revert to this frequency.

如不能联系昆明管制, 回到这个频率.

By vibration mechanics theory the calculating formula of natural frequency of hanging pipe water is established.

用振动力学推导出了管道悬空段固有频率的计算公式,管道悬空段的长度越大,其固有频率越低.

Their instruments detected very faint radiowaves at a frequency of 3 kilohertz.

他们的仪器检测到一个3千赫的微弱无线电波。

Spread spectrum has two distinct flavors: direct sequence and frequency hopping.

该技术有两个明显的变型: 直接顺序与跳频.

It gives the resonance frequency, effective electeromechanical coupling coefficients.

本文给出了这种换能器的共振频率 、 效机电耦合系数及实验结果.

This allows the ear nerve to be tempered, frequency noise damage, there is a certain subduction.

这样可以让耳朵的神经得到锻炼, 对低频噪音的伤害, 有一定的消减作用.

Motion sensed by the body mainly in the 0.5 HZ ~50 HZ frequency range.

身体所能感知运动的频率范围通常在0.5赫兹到50赫兹之间.

Transistor high frequency generator, fast heating speed, high efficiency, low power consumption.

晶体管式高频发生器, 加热速度快, 效率高, 耗电少.

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.

Calibration System is a very important part of Radio Frequency Simulation System ( RFSS ).

校准系统是射频仿真系统 ( RFSS ) 的重要组成部分.

Are filters managed properly? Clean frequency, renew frequency?

过滤器管控是否恰当? 清洁频率, 更新频率是 多少 ?

Fatal accidents have decreased in frequency over recent years.

近年来死亡事故发生的频率已经下降.

Can measure frequency and cycle. 8846 A still can measure capacitance and temperature.

能够测量频率和周期. 8846A还能够测量电容和温度.

Purpose: Audio frequency output amplifier.

用途: 音频输出放大.

Fatal road accidents have decreased in frequency over recent years.

近年来致命交通事故发生率已经下降。

The results revealed mild lowering contrast sensitivity at high spatial frequency for our glaucoma patients.

然而特定轴度之闪光眩耀测试结果并未见明显差别.

The principles and advantages of instantaneous frequency in wavelet domain are briefly discussed.

小波变换域瞬时频率分析方法是地震资料分析的重要工具.