Heavenly stems and earthly branches is divided into yin and yang according to its order, such as Tiangan, and methylprednisolone is Yanggan; Ethyl butyl octyl decyl was dried in the shade.
In addition to Yin and Yang, heavenly stems and earthly branches has five attributes, such as heavenly dryness, A and B belong to wood, C and D belong to fire, Wuji belongs to soil, Geng Xin belongs to gold, but not to water.
There are interrelations among the five elements, among which the interrelations are wood fire, fire generates soil, soil generates gold, gold generates water, and aquatic wood.
When the relationship between birth and five elements grams is applied to interpersonal relationships, there is a title like official killing owl seal. For example, my parents raised me, that is, printing, which sheltered me from the wind and rain. Take wood fire as an example. A wood can produce C fire, and B wood can also produce C fire, so for C fire, A wood and B wood are both seals.
The Book of Changes emphasizes the harmony of Yin and Yang, ebony is negative, and fire is positive. This is the harmony of yin and yang, which is called positive printing. However, both Jia Mu and Huo C are positive prints, so although they are born to help, they are not as beautiful as the harmony of Yin and Yang, so they become partial prints.