123B/124B/125B Users Guide The Meter Recorder will make the Test Instrument act as a paperless recorder that collects a series of parameter measurements with time and shows the result like a graph or a craze-line on display. This is most beneficial to..Ng??i ch?i có th? tùy ý l?a ch?n ?ài quay th??ng mình thích b?ng cách mua vé s? ?? tra c?