How to use Tsinghua University perpetual calendar key chain?

The specific method of perpetual calendar key chain is as follows.

Compared with this year, it is 20 1 1. The top month is the lunar calendar, and the second line corresponds to 12 months. Next, capitalize the lunar calendar corresponding to the 24 solar terms and write the numbers corresponding to the Gregorian calendar. Finally, the lunar calendar only corresponds to the left column, which is the Gregorian calendar day, day branch and day of the week.