You may Assess a waveform of 1 section which has a waveform of Yet another period or Assess having a Formerly measured waveform on precisely the same take a look at position. Site 69: InteractionK?t qu? x? s? mi?n Nam bao g?m 9 gi?i t? gi?i ??c Bi?t ??n gi?i Tám, t??ng ???ng v?i eighteen l?n quay th??ng.Ch? c?n ?áp ?ng ???c nh?ng yêu c?u ??n gi?