常見例句雙語例句Heavy impurity doping makes the conduction and valence bands shift, and brings about the so-called Band Gap Narrowing(BGN).重?fù)揭S使導(dǎo)帶、價帶帶邊同時發(fā)生了收縮，從而産生能帶變窄傚應(yīng)（ BGN）。 返回 impurity band conduction