Test results show that the frequence converter has good dynamic and static performance.

The-frequence oscillator used in TIG welding a serious interference source to the nearby electronic circuits.

TIG焊中采用的高频振荡器,是邻近电子电路的严重干扰源.

The two _ parameter algorithm was applied to classic , frequence _ agile and staggered PRI radar signals.

文中双参数算法可用于常规雷达, 参差雷达与捷变频雷达.

The irrationality focuses mainly the indication, the doses, therapeutic course and the frequence of drug change.

不合理用药表现在适应症不合理 、 用药量大 、 疗程太短、换药频繁等.

Hours Low impedance, Suit for use in switching power supplies and high frequence circuit.

·85℃2000小时,低阻抗, 适用于开关电源及高频电路.

A wavefront at high radio frequencies or optical frequencies impinging on the atmosphere is distorted.

高射电频率或光学频率的波阵面进入大气时受到畸变.

Resonant frequencies are related to the shape and size dimensions of the element.

共振频率与这种元件的形状和大小有关.

For an initial service, a 10 megahertz-wide band of frequencies will be needed.

初始服务需要10兆赫宽的频带。

The deformation frequencies are not sufficiently distinctive.

其变形频率不是十分明显的.

Add the frequencies in each class to find the class that contains that centermost element.

把每一组的频率逐组相加,找出包含中位数的那一组.

If the frequencies are low, this approach cannot be used.

若频率很低时, 这种方法就不能使用.

Confined waves have definite frequencies.

被限制的波具有确定的频率.

The frequencies of the returned beams are compared with them to obtain the true ground speed.

将它们与反回射束作对比而获得真实的地面速度.

The high frequencies are attenuated.

高频成分被削减.

At low frequencies, such as 10 per sec., pulsation is sensed rather than vibration.

在低频率(譬如每秒十次)时, 所感觉到的是脉冲而非振动.

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.

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

该阻抗的实部R是频率的函数.

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。

Accidents are happening with increasing frequency.

事故发生得越来越频繁.

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。

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 ?