优势经营:CD2399GP,JRC4558D,HL9898AA,LM358,LM324,TL494,TA7666P,7805,7812,KA2284,KA2206,国产华晶D1875,进口ST TDA7266SA,A1941/C5198等国产集成电路,二/三极管,稳压管......