基本频率的英文

base frequency

basic frequency

elementary-frequency

fundamental frequency

+更多解释...

master frequency

• 基本:    basic; fundamental
• 频率:    frequency; rate
• 基本频率标准:    primary frequency ...

例句与用法

1. Definitions of physical quantities for fundamental frequency and time metrology - random instabilities
   基本频率和时间计量学用物理量定义.随机不稳定性
2. Test method for moduli of elasticity and fundamental frequencies of carbon and graphite materials by sonic resonance
   用音响共振法测定炭精和石墨的弹性模量与基本频率的试验方法
3. Because damage and reinforcement change the mass and stiffness of building , they will change frequency . so , what is the regularity of this change and how to apply the regularity in practical work are a problem deserving of public attention . in this paper . regarding the typical steel industry building as the object . applying the dynamic stiffness method to make simulation analysis , the author firstly gets the regularity of frequency change
   如何在工程实际中主动应用这些规律?都是值得研究的问题。本文以典型的钢结构单层厂房为研究对象，应用动力刚度法进行计算机模拟，系统研究损伤和加固对结构基本频率的影响，探索出一些规律；并用贡献理论解释了这些规律。
4. It discusses some kinds of basic frequency synthesis technology such as direct , phase - lock , digital and direct digital frequency synthesis , then give the performance index of the frequency synthesis , and discusses the digital frequency synthesis technology in detail
   讨论了直接式频率技术、锁相式频率合成技术、数字式频率合成技术、直接数字频率合成技术等几种基本频率合成技术，给出的衡量频率合成技术的各种性能指标，并对全数字频率合成技术作了较详细的讨论。

百科释义

基本频率（或简称基频，fundamental frequency），当发声体由于震动而发出声音时，声音一般可以分解为许多单纯的正弦波，也就是说所有的自然声音基本都是由许多频率不同的正弦波组成的，其中频率最低的正弦波即为基音，而其他频率较高的正弦波则为泛音。