另外，三相四线制有源电力滤波器能有效地抑制零线电流，并能有效地解决系统的不对称问题。

Moreover, three-phase four-wire active filters can suppress zero line current, and solve symmetric problem of system effectively.

youdao

另外，三相四线制有源电力滤波器能有效地抑制零线电流，并能有效地解决系统的不对称问题。

Moreover, three-phase four-wire active filters can suppress zero line current, and solve symmetric problem of system effectively.

youdao