例句與造句

1. Secondly , according to the character of this kind of harmonic , the solutions of power filter are deeply analyzed and an optimized topology for series connected hybrid power filter is obtained . by pwm technique , midfrequency transformer and the principle of the magnetomotive force ( mmf ) compensation , the problem to the transfer of the low - frequency harmonic power compensatory signal in the series apf is solved , in technique
   其次，針對(duì)acem系統(tǒng)特有的“電源諧波”特性，深入分析了濾波器方案，得到了一種適用于acem系統(tǒng)諧波抑制的串聯(lián)混合型有源電力濾波器優(yōu)化拓?fù)浣Y(jié)構(gòu)，并采用了pwm調(diào)制技術(shù)、中頻注入變壓器和磁勢(shì)補(bǔ)償原理有效地解決了串聯(lián)apf中低頻諧波功率補(bǔ)償信號(hào)傳輸?shù)碾y題。
2. It's difficult to find midfrequency in a sentence. 用midfrequency造句挺難的