frequency
['fri:kwənsi]
n.频繁, 频率
例句与用法:
We can often correlate age with frequency of illness.
年龄的大小往往与发病率有关。
Any one of the numbers or values in a series dividing the distribution of the individuals in the series into ten groups of equal frequency.
十分位数指把一系列的数字或价格按相等的出现频率分成十组后的其中任何一个数字或价格
He varied the transmission frequency.
他变换了无线电传送的频率。
Accidents on that highway are happening with increasing frequency.
那条高速公路上车祸发生得越来越频繁。
词形变化:
名词复数: frequencies |
n.
1. 频繁, 屡次[U]
Accidents are happening with increasing frequency.
事故正在愈加频繁地发生。
2. 频率, 次数[C]
the frequency of death
死亡频率
3. 【物】频率; 周率[C][U]
This radio station broadcasts on three different frequencies.
这家电台以三种不同的频率广播。
frequency['frikwənsi]n.1.■[亦作 frequence]经常发生,频繁2.■次数,出现率3.■【数学、统计学】4.■频数,次数5.■频率6.■【物理学】频率,周率7.■(在某一特定时间内个人视听广告的)频率,频次8.■[废语]人群,拥挤变形n.frequencies
(pl. -ies)
- [mass noun]the rate at which something occurs or is repeated over a particular period of time or in a given sample
频度,频率
shops have closed with increasing frequency during the period.
在这段时期里已有越来越多的商店歇业。
■the fact of being frequent or happening often
频繁 - the rate at which a vibration occurs which constitutes a wave, either in a material (as in sound waves), or in an electromagnetic field (as in radio waves and light), usually measured per second(Symbol: f or v)
(波的)振动频率(符号: f 或 v)
■the particular waveband at which a radio station or other system broadcasts or transmits signals
(电台或其他系统广播或传输信号的)频带,波段
- mid 16th cent. (gradually superseding late Middle English frequence; originally denoting a gathering of people): from Latin frequentia, from frequens, frequent- 'crowded, frequent'
frequency
名词 frequency:
the number of occurrences within a given time period
the ratio of the number of observations in a statistical category to the total number of observations
the number of observations in a given statistical category
frequency
■GSR plans to double the Ghan’s frequency in 2005.
2005年,“大南方铁路”计划将乘坐甘线列车的乘客人次增加一倍。
■The frequency of aberration by CGH was 60%(12/20).
20例淋巴瘤患者CGH核型异常检出率为60%。
■The 3(db) frequency bandwidth is 2 c/s.
3(分贝)带宽是2 c/s。
■Genotypic frequency was much higher in Amy 1 AB .
Amy- 1 AB型频率很高。
■Yadong High Frequency Welding Steel Manufacture CO.
LTD提供钢卷和其他产品。
■N is the desired noninteger frequency divider.
N为所要求的非整数分频值。
■RF Radio Frequency Level Controller.
RF系列射频导纳式物位控制器。
■A frequency of one million megahertz,10000?200Hz.
一百万兆赫(兹)频率,即10000?200赫(兹)。
■A frequency of one million megahertz,1012Hz.
一百万兆赫(兹)频率,即1012赫(兹)。
■A frequency of one million megahertz,10 ?12?Hz.
一百万兆赫(兹)频率,即10??12?赫(兹)。
■A continuous signal, or sound, of one particular frequency.
一种具有特定频率的连续信号或声音。
■The middle part of an audio frequency.
中声频,中频声波频率的中间部分
■Intermediate frequency instability has had the most uneven history.
中频不稳定性的研究经历了极为曲折的道路。
■Give us a call every 5 minutes on this frequency for range check.
为了检查发射的有效距离,在这个频率上每5分钟叫一下。
■The main pump uses frequency conversion control.
主泵采用变频控制。
■Frequency conversion control of master pump motor.
主泵马达变频控制。
■The main effect is to raise the fundamental slosh mode frequency.
主要作用是提高基本的晃动频率。
■Accidents are happening with increasing frequency.
事故正在愈加频繁地发生。
■Different frequency resolution in human hear.
人耳对不同频率的分别率是不同的。
■Typical droop is two cycles in frequency from no load to full load.
从空载到满载转速降一般为两赫兹。
■He varied the transmission frequency.
他变换了无线电传送的频率。
■He wrote to both with tolerable frequency.
他和他们通信,相当频繁。
■He manipulated the frequency dial of the radio.
他开始调拨频率键盘。
■He tuned his radio to the police frequency.
他把无线电调到警方的频率。
■P is the frequency of the most common allele.
代表最常见等位基因的频率。
■Transmission can be done by cable, radio frequency and satellite.
传递可通过海底电缆,无线电波和通信卫星来进行。
■The aftershock frequency decreases regularly with time.
余震的频度随时间有规律地减少。
■You're emitting that frequency on a consistent basis.
你就会把持续地发射对应的频率。
■Your devices are the only ones operating at a particular frequency.
你的设备是工作在特定频率上的唯一设备。
■Your frequency is not correct.
你的频率不正确。
■Frequency Compensation in All Channel CATV Systems.
全频道共用天线电视系统的频率补偿
■A filter whose transfer function is matched with the frequency spectrum function of input signal.
其传递函数与输入信号的频谱函数相匹配的一种滤波器。
■Internal capacitors to suppress radio frequency interference.
内置抗电磁干扰电容。
■The frequency with which a person is present.
出席率某人出席的频率
■The components occur at infinitisimally small frequency.
分量是在无限小频率间隔上出现的。
■The Frequency Tripler is a key device of FFTS.
分频输电系统的关键设备是培频变压器。
■Her frequency in English is a plus in her job.
利的英语是工作中一个有利因素。
■A unit of frequency equal to one billion(109) hertz.
十亿赫兹频率单位等于十亿(109)
■Any one of the numbers or values in a series dividing the distribution of the individuals in the series into ten groups of equal frequency.
十分位数指把一系列的数字或价格按相等的出现频率分成十组后的其中任何一个数字或价格
■A unit of frequency equal to1, 000 hertz.
千赫兹频率的单位,等于1000赫兹
■What is the reference frequency or range of reference frequency?
参考时钟频率多少?
■Two different frequency, and there is no resonance.
双方不同频,因此也就无法共振。
■Give off unsteady sounds,alternating in amplitude or frequency.
发出不稳定的在振幅上或频率上交互的声音。
■An electronic device that converts one frequency of a radio signal to another.
变频器将无线电讯号从一种频率转换成另一种频率的电子装置
■VFO? Variable Frequency Oscillator?
可变频率振荡器,变频振荡器?
■Is the rational behind back-up frequency documented?
合理的后台备份频度是否有备案?
■Light waves differ in frequency just as sound waves do.
同声波一样,光波也有不同的频率。
■Command-line error: Invalid frequency for timer 0.
命令行错误:计时器0的频率无效。
■Because a frequency must be specified.
因为必须指定一个频率。
■Stay on one frequency and keep on calling.
在一个频率上坚持地呼叫(换句话说就是不要轻易扫地?)