... HDM hydrodemetallization 加氢脱金属 HDM High Density Modulation 高密度调制 HDM,HDN 头控件 ...
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HFC High Density Modulation 高密度调制
HDM High Density Modulation 高密度调制
A novel topologic structure of high frequency AC pulse density modulation converter is proposed, and its operation principle, control scheme and design are described in detail.
提出了一种新颖的高频交流脉冲密度调制变频器的拓扑结构，并详细阐述了工作原理、控制方案和设计方法。
A novel drive system with high frequency AC pulse density modulation for electric vehicles is proposed, and its operation principle and control method are studied in detail.
提出了一种用于电动汽车的高频交流脉冲密度驱动系统并阐述了系统的工作原理和控制方法。
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