校正, 自動/手動選定 1 點, 2 點, 3 點校正,可自行選擇五點 (1.68, 4.01, 6.86, ... 自動: 1 ppm (mg/L) from 0 to 9999 ppm (mg/L); 0.01 ppt (g/L) from 10.00 to ...
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