A useful unit converter can help you make the daily calculation, including conversion of area, density, energy, force, length, mass, power, pressure, speed, temperature and volume.

一个有用的单位转换器可以帮助您日常计算，包括面积，密度，能源，力，长度，质量，功率，压力，速度，温度和体积的转换。

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The suggested system makes use of a single phase HFAC pulse density modulation(PDM) converter as the interface to connect energy storage unit and power source for induction motor drive system.

系统采用间接矢量控制技术，通过高频交流脉冲密度调制接口变换器，对功率进行协调控制。

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Operating with a voltage of 1.35V, according to Samsung tests it provides an average 70% power savings (per unit density) over a 50nm class equivalent, 1.5V DDR3-based RDIMM.

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Power density refers to the energy flow that can be harnessed from a given unit of volume, area or mass.

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