单词	impurity--atom
释义	atom， impurity杂质原子
随便看	bipolar static induction transistor bipolar structure bipolar sunspot bipolar switch bipolar syndrome bipolar system bipolar system development set bipolar technology bipolar transister bipolar transistor bipolar transistor amplifiers bipolar transistor circuits bipolar transistor logic devices bipolar transistor memories bipolar transistor modeling bipolar transistor oscillators bipolar transistor parasitic effect bipolar transistors bipolar transistor switches bipolar transmission bipolar video bipolar violation bipolar violation {=bpv} bipolar voltage switching pwm bipolar waveform