气泡尺寸是决定床内情况的一个关键因数。
The bubble size is a significant quantity which determines the conditions in the bed.
气泡尺寸是决定床内情况的一个关键因数。
The bubble size is the one significant quantity which determines the conditions in the bed.
控制技术是影响整流器功率因数的关键因素之一。
One of the key factors of affecting power factor of rectifiers is control technique.
分析了该电路的基本工作原理、关键参数的设计计算，仿真结果表明这种新型的单级大功率开关电源功率因数可达到0 . 995。
Moreover, its operation process principles and critical parameters are analyzed, its simulation results proved that the novel single stage high power switch source's power factor can achieve 0.995.
因此提高品质因数成为提高液体中轻敲模式检测效果的关键。
Hence increasing quality factor become the key of increasing detecting effect of Tapping Mode in liquid.
功率因数校正(PFC)是电源设计中的关键内容之一。
仿真结果表明，电机转速比是影响交交变频轧机系统网侧基波功率因数与电流总畸变率的关键原因。
The simulation results show that the speed ratio of the motor mostly affects the total harmonic distortion of the current and the displacement power factor.
分析了有源功率因数校正电路的工作原理，详细介绍了关键电路参数设计方法，并给出了设计实例。
The operation principle of APFC circuit is analysed, the design method of the key circuit parameter is particularly introduced, and a design example is also given.
分析了有源功率因数校正电路的工作原理，详细介绍了关键电路参数设计方法，并给出了设计实例。
The operation principle of APFC circuit is analysed, the design method of the key circuit parameter is particularly introduced, and a design example is also given.
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