How to treat the degree of 2 17-z meter of Chen Tai Group?

If it is a digital turntable, the value you see is the cumulative value. Just subtract the last settlement value from the value obtained this time to get the electricity consumption. If it is a spreadsheet, the data you see is the cumulative electricity consumption. The electricity consumption this time is the same as the previous algorithm. If it is a smart meter, what you can generally see is the electricity consumption.