| 释义 |
英音
['fri:kw?nsi] ;
美音
['fri:kw?nsi] ;
英语解释
- 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
- the number of occurrences within a given time period
相似短语
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Alfven frequency
阿尔文频率
-
chopper frequency
遮光频率，间断频率，间歇频率
-
cold frequency
冷态频率
-
auroral frequency
极光频率
-
average frequency
调频中心频率
-
blanketing frequency
抑止频率
-
Bragg frequency
布拉格频率
-
broadcasting frequency
广播频率
-
absorption frequency
吸收频率
-
carrier frequency
载波频率，载频
相似单词
-
frequency
n.
1.[C,U]发生率，出现率，重复率
2.[U]频繁
3.[C,U]频率
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low frequency
a. 低周波的
-
dot frequency
短点频率
-
gyro frequency
旋转频率
-
hyper high frequency
超高频
-
reverse frequency
相反频率
-
ultra high frequency
【电】 超高频
-
frequency sampling
【计】 频率取样
-
radio frequency
n.无线电频率
-
frequency changer
变频机,变频器
|
1.[C,U]发生率，出现率，重复率
2.不可数名词：频繁
3.[C,U]频率