The difference between psychological withdrawal and ideological withdrawal lies in the inconsistency of motivation. The motivation of mental illness withdrawing troops is subjective will, and objective conditions force it to withdraw troops. Personal thoughts retreat. Motivation is subjective will. Physical examination refers to the physical examination organized by the army within 15 days after the recruits enter the camp, and it is found that the recruits have serious unqualified problems, such as infectious diseases such as liver disease and skin disease, and life-threatening diseases such as heart disease. Personal ideological retreat means that recruits are unwilling to accept the discipline of the army after they arrive in the army, resulting in serious opposition. Those who refuse to mend their ways in the army should go through the formalities of withdrawing troops.