multiple frequency 多频 ; [电子] 倍频
dual tone multiple frequency 双音多频 ; 频信号
Multiple Frequency Compelling Unit 多频互控单元
multiple frequency network 多频网
multiple frequency VLF technique 多频甚低频技术
multiple frequency absorption band 倍频吸收带
multiple-frequency electric method 多频组合波电法
DTMF Dual Tone Multiple Frequency 双音多频 ; 双音频多频率
double tone multiple frequency 是对电话双音多频
This paper does research on multiple-frequency IGBT high frequency induction heating power supply. In the first place, basic knowledge of induction heating and development of power devices are introduced.
本文以倍频式IGBT高频感应加热电源为研究对象,首先介绍了感应加热电源的基本知识和电力电子器件的发展。
参考来源 - 倍频式IGBT高频感应加热电源的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Since its output frequency is as twice as the device frequency and it has the merit of soft-switching characteristic, multiple-frequency induction heater is widely used in high frequency application.
倍频式感应加热电源负载输出频率为功率开关管工作频率的二倍，且功率开关器件工作时具有软开关特性，在需要高频应用的场合很有意义。
Digitized multiple frequency CW radar is a kind of new system radar.
数字化多频连续波测距雷达是一种新体制雷达。
The HMM based multiple frequency line tracking algorithms of work well under very low SNR, except for a high complexity of computation and for generally unnegligible quantization error.
基于隐马尔可夫模型的多频率线跟踪算法，能在很低的SNR环境下工作，但量化误差较大，和计算量大。
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