What's the meaning of the martial god Jitu in the perpetual calendar?

The calendar of the five gods means that the five gods are a land of thick hills and hills, and the trees will die if they reach the gods, so they cannot be harmed. Wu Shen is one of the main branches, with an order of 45. The former is Ding Wei and the latter is Ji You. A dustpan is a container. On yin and yang and five elements, heavenly stems belong to the soil of yang, and earthly branches belong to the gold of yang, which is the birth of gold.