So, it is significant to prevent the occurrence of faulted neutral line within the circuit of three phase and four line system.

因此，防止三相四线制配电回路断零事故的发生，具有更广泛的意义。

youdao

So, it is significant to prevent the occurrence of faulted neutral line within the circuit of three phase and four line system.

因此，防止三相四线制配电回路断零事故的发生，具有更广泛的意义。

youdao