You'll be able to Examine a waveform of one phase having a waveform of An additional period or Assess that has a Earlier measured waveform on the identical take a look at issue. Web site sixty nine: Conversationx? s? hôm nayxsmtsxmtx? s? mi?n trungk?t qu? x? s? mi?n trungkqxsmtxsmt hôm nayx? s? mi?n trung hôm nayx? sô hôm nayB?m ? ?? theo dõi