1.
Positive frequencies are produced by anticlockwise rotation and negative frequencies by clockwise rotation.
正频率是用逆时针旋转来产生，而负频率是用顺时针旋转来产生。
2.
lognormal cumulative frequency
对数正态累积频率图
3.
Occurring with normal or healthy frequency.
正常频率的按正常或健康的频率发生的
4.
The voltages set up are of normal operating frequency.
由此引起的过电压频率通常为正常的工作频率。
5.
An Improved Formula for Calculating Radiation Efficiency of Plate Around the Cut-off Frequency
平板截止频率附近辐射效率修正算法
6.
Research on the Estimation of Frequency Offset in OFDM System;
正交频分复用系统频率偏移估计的研究
7.
Study on Fast Main Frequency-Correction Parameters Based on Phase Difference Method
基于相位差法的快速工频频率校正的研究
8.
The resonant frequency range from 850Hz to 1 050Hz was considered normal.
共振频率在850Hz～1050Hz之间认为是正常的。
9.
High frequency beeps when system is working
当系统运作正常时高频率哔声
10.
Each of these pieces is a sine wave with a different frequency.
每个小部分是有着不同频率的正弦波。
11.
We try to find a correction to the frequency of waves.
我们试图找出对波的频率的改正量。
12.
Measurement of the Stability of a Ba~+ Ion Frequency Standard
钡正离子频率标准稳定度的测量(英文)
13.
Some New Results on Orthogonal Frequency Squares;
正交频率方的组合构造和新的下界表
14.
Study on Sine Wave Frequency Estimation Method Based on DTFT
基于DTFT的正弦波频率估计方法研究
15.
Hardware Implementation an Iterative Algorithm for Single-Frequency Estimation
一种迭代正弦频率估计硬件实现研究
16.
A New FFT Based Algorithm for Sinusoid Frequency Estimation
基于FFT的正弦信号频率估算新方法
17.
The Rife frequency estimation algorithm Based on real-time FFT
基于FFT并实时修正的Rife频率估计算法
18.
Frequency estimation of modified MUSIC algorithm based on multi-path delay structure
多路延迟结构的修正MUSIC算法频率估计