The instrument cannot maintain its factory performance forever after being purchased, nor can it be used with confidence just because it has a calibration label. Whether they are engaged in R&D or responsible for production, they are unwilling to face the adverse consequences caused by "errors": increased R&D/production line testing costs, substandard yield rates, difficulty in improving system measurement uncertainty, etc. In the video, Dr. Liu tells us how to use instrument calibration to improve test accuracy.
Total of 1 lessons1 hours and 13 minutes and 47 seconds