Theoretical study on the short-range ordered segregation of alloying elements dissolving in solid solution in C-Me form has made some progress in recent years, which has already been verified by the electron probe, the Mssbauer spectroscopy technique, and so on. Based on the empirical electron theory of solids and molecules (EET), and combined Theoretical study on the short-range ordered segregation of alloying elements dissolving in solid solution in C-Me form has made some progress in recent years, which has already been verified by the electron probe, the Mssbauer spectroscopy technique, and so on. Based on the empirical electron theory of solids and molecules (EET), and combined