A.經(jīng)紀(jì) B.經(jīng)銷 C.行紀(jì) D.包銷
A.出發(fā)點B.維持點C.立足點D.基礎(chǔ)點
A.經(jīng)濟(jì)B.安全C.發(fā)展D.主權(quán)