Wei Qi,Ying Qi and Kidney Essence are three different parts of body energy located from the body surface to the center which correspond to the acute,chronic and refractory phases of skin ulcer respectively.
卫气、营气、肾精是人体正气由浅入深的三个不同层次 ,也对应着邪气内侵、疾病发展的三个阶段。
