frequencies中文什么意思

频数分布分析

• frequency:    n. 1.屡次，频仍，频繁。 2.( ...
• allocation of frequencies:    频率分配
• band of frequencies:    频率带

例句与用法

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1. Wave speed equals frequency times wavelength .
   波速等于频率乘以波长。
2. He manipulated the frequency dial of the radio .
   他开始调拨频率键盘。
3. Confined waves have definite frequencies .
   被限制的波具有确定的频率。
4. Accidents are happening with increasing frequency .
   事故频繁发生。
5. Radiation must have exactly the frequency .
   辐射必须严格具有频率。