harmonic trend 中文意思是什麼
harmonic trend
解釋
調和趨勢-
In industrial production, cycloconverter - feed synchronous motor vector control system has already been developed to be a certain trend of large rolling mill main drive. but its harmonic problem can not be ignored when running this system
在工業生產中,交-交變頻同步電機矢量控制系統已經成為大型軋鋼機主傳動發展的必然趨勢,但該系統運行時注入電網的諧波問題不容忽視。
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