【中文名称】频率变动 【英文名称】frequency variation 【定义】频率变化过程中相邻极值频率之差。 【中文名称】阻抗频率特性 【英文名称】impendence-frequency characteristic
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frequency variation rate 频率变化速率
frequency variation method 变频法
transient state frequency variation 动态频率变化率
audio-frequency variation factor 音频波动因数
Random frequency Variation 随机频率波动
speed control by frequency variation 变频调速
steady state frequency variation 静态频率变化
In this part,the thesis first presents the energy saving principle of speed regulation of pumps through frequency variation.
首先,本文介绍了变频调速的基本原理。
参考来源 - 并联水泵变频调速特性分析及在管路中的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The improved algorithm can track frequency variation of the time-varying signal with no extra calculation burden.
对算法进行了改进，在不增加计算量的情况下，实现了对频率变化的跟踪。
Digital filtering technique based on least square method multichannel sampling technique and frequency variation sampling technique were used experimentally.
实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。
Digital filtering technique based on least square method, multichannel sampling technique and frequency variation sampling technique were used experimentally.
实验应用了基于最小二乘法的数字滤波技术、多通道采样技术、变频率采样技术。
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