123B/124B/125B Customers Guide The Meter Recorder would make the Examination Resource act as a paperless recorder that collects a series of parameter measurements with time and shows the result like a graph or perhaps a pattern-line on monitor. This is certainly most helpful to..TRang ch? L?ch thi ??u K?t qu? Tr?c ti?p Nh?n ??nh B?ng x?p h?ng Video