... 高（次）谐波 higher harmonic 高谐波电流 higher harmonic current 高次持续 higher order hold ...
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There are many disadvantages for the conventional AC/DC convert, such as higher current harmonic and lower power factor.
传统AC/DC变换器往往具有电流谐波高、网络功率因数低等缺点。
KIWA synthetic power saver with his unique structure form eliminates higher harmonic of the electrical network by way of the balance in adjusting three-phase current and voltage.
KIWA综合节电装置以其独特结构形式，通过调整三相电流和电压的平衡，消除电网高次谐波。
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