It is possible to Evaluate a waveform of 1 phase which has a waveform of One more phase or Examine having a Earlier calculated waveform on exactly the same take a look at issue. Web page sixty nine: CommunicationCa?ch ?ô?i ve? tru?ng th???ng x? s? mi?n Nam an toa?n nhâ?t chi?nh la? b?n hãy mang t?? ve? sô? ?o? ?ê?n t?i tru? s?? cu?a nha? ?a?i