Frequency - Wikipedia
网页Frequency. Frequency (symbol f), most often measured in hertz (symbol: Hz), is the number of occurrences of a repeating event per unit of time. [1] It is also occasionally referred to as temporal frequency for clarity and to distinguish it from spatial frequency.
Frequencies是什么意思_ Frequencies的翻译_音标_读音_用法_例 …
网页英 ['frɪkwənsɪz] 美 ['frɪkwənsɪz] 释义. n. （某事发生可重复的）频率 ( frequency的名词复数 ); 发生率; （声波或无线电波的）振动频率; 经常发生. 实用场景例句. 全部. 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。 柯林斯例句. 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. 辞典例句.
FREQUENCY中文(简体)翻译：剑桥词典 - Cambridge Dictionary
网页the number of times something happens within a particular period, or the fact of something happening often or a large number or times. （事件发生的）频度，次数;频繁. Complaints about the frequency of buses rose in the last year. 去年对公车发车频率的投诉增长了。.
Frequency | Definition, Symbols, & Formulas | Britannica
网页2024年8月17日 · frequency, in physics, the number of waves that pass a fixed point in unit time; also, the number of cycles or vibrations undergone during one unit of time by a body in periodic motion.
Frequency - Definition, Formulas, Types, Uses - Examples
网页2024年8月27日 · Frequency is how many waves pass a point in a certain amount of time. Discover what frequency, time period, and angular frequency mean, including their definitions and formulas.
Frequency Definition in Science - ThoughtCo
网页2019年5月3日 · In the most general sense, frequency is defined as the number of times an event occurs per unit of time. In physics and chemistry, the term frequency is most often applied to waves, including light, sound, and radio. Frequency is the number of times a point on a wave passes a fixed reference point in one second.
频数（统计学概念）_百度百科
网页频数（Frequency），又称“ 次数 ”。. 指 变量值 中代表某种特征的数（标志值）出现的次数。. 按分组依次排列的频数构成频数 数列，用来说明各组标志值对全体标志值所起作用的强度。. 各组频数的总和等于总体的全部单位数。. 频数的表示方法，既可以用表的 ...
Frequency - Encyclopedia.com
网页2018年6月27日 · Humans can detect sound waves with frequencies that vary from approximately 20 to 20,000 Hz. Probably of greatest interest to psychologists are the frequencies around 500-2,000 Hz, the range in which sounds important to …
Frequency Definition & Meaning - Merriam-Webster
网页1. : the fact or condition of occurring frequently. the frequency of automobile accidents. 2. a. : the number of times that a periodic function repeats the same sequence of values during …
FREQUENCY在剑桥英语词典中的解释及翻译 - Cambridge Dictionary
网页the number of times something happens within a particular period, or the fact of something happening often or a large number of times: Once a week is a good frequency to back up all the data. the frequency of sth Cost-conscious retailers are reducing the frequency of …
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