背景：在无任何外加刺激的自然条件下，人体体表可以观察到与古典十四经脉循行路线基本一致的循经红外辐射轨迹。
BACKGROUND : Without any external stimuli in natural environment , it is applicable to observe the infrared radiant track over human body surface that is in conformity basically with the running courses of ancient fourteen meridians .
十四经脉