They are: 1) One channel (meridian) system consisted of four pairs of channels (meridians); 2) Points are located on this channel system; 3) Hippocrates calls his therapeutic technique as "blood-letting therapeutic technique".
1)一个经络系统包含4对经脉循行。
The substance and appling conditions of optimal equivalent replacement method,one of basical e-conomic analysis methods ,are studied ,and the relationships between absolute economic indexes and relative e-conomic indexes of a estimated plan are given in this paper.
本文研究了经济分析基本方法之一最优等效替代法的实质,系统地导出了被评价方案的绝对经济指标与相对经济指标的关系,并结合典型案例分析指出了该方法的应用条件,对正确进行建设项目的经济评价具有现实意义。