Talk about calendar-Lunar Calendar

As mentioned above, the solar calendar is developed according to the operation rules of the Sun. It only ensures that the cycle of one year is basically the same as that of the earth's daily operation, regardless of the month, according to the operation rules of the Moon, only ensure that the period of one month is basically the same as that of the moon.

The operation of the sun and the moon will affect the life of the earth. The sun does not have to say that the four seasons are warm and warm, and the photosynthesis of plants ......; Scientists have found that the moon not only affects the growth and development of plants, but also affects the fertility and behavior of animals.

Therefore, there is a calendar that ensures that the "year" is consistent with the cycle of the earth around the day, and that the "month" is consistent with the cycle of the moon, it will be very helpful for humans to arrange their own lives scientifically.

Yin and yang calendars are calendars that take into account the preceding two points. The monthly and monthly values are 30 days and 29 days respectively. The average monthly values are 29.5 days, which is consistent with the moon's operation cycle. The average year is 354 days, And the leap year is 383 days or 384 days, the average value is 365.247 days every 19th year, which is consistent with the daily operation cycle of the Earth. The traditional Chinese calendar, the lunar calendar, is a great calendar and has set up Twenty-four Solar Terms to reflect the season.

The scheduling of the lunar calendar and the transformation between the calendar and the Gregorian calendar are quite complex. It takes some time to learn. To be continued ......