frequency['fri:kwənsi]  

• n. C频率,周率;U频繁,屡次

常用短语

1. very high frequency   
   n.[无]特高频率(=VHF)
2. fundamental frequency   
   基本频率，基波频率，基频
3. extremely low frequency   
   极低频 【电】 至低频
4. audio frequency   
   可听声频率，音频，成声频率
5. absolute frequency   
   绝对频率，绝对频率
6. radio frequency   
   n. 无线电频率
7. relative frequency   
   相对频率，相对频数
8. very low frequency   
   超低频
9. frequency-response characteristic   
   【电】 频率响应特性
10. frequency distribution   
    频率分布，频数分布，次数分布


 展开显示全部常用短语 ...  
11. frequency modulation   
    调频
12. medium frequency   
    中频
13. frequency-response curve   
    【电】 频率响应曲线
14. frequency band   
    频带
15. frequency response   
    瞬变过程特性
16. low frequency   
    低周波
17. sampling frequency   
    取样频率，量化频率，采样率，采样频率
18. superhigh frequency   
    特高频
19. ultrahigh frequency   
    n.[无]超高频率,特高频
20. high frequency   
    n.高频率,频繁出现
21. radio-frequency spectrum   
    射频频谱
22. extremely high frequency   
    极高频


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与 frequency 相关的例句

英英解释

3个名词解释

1. the number of occurrences within a given time period
   [同] frequence , frequency , oftenness
   [例]
   • the frequency of modulation was 40 cycles per second
   • the frequency of his seizures increased as he grew older
2. the ratio of the number of observations in a statistical category to the total number of observations
   [同] frequency , relative frequency
   
3. the number of observations in a given statistical category
   [同] absolute frequency , frequency