A.小規(guī)模B.中規(guī)模C.大規(guī)模D.超大規(guī)模E.極大規(guī)模
A.發(fā)射結(jié)正偏B.發(fā)射結(jié)反偏C.集電結(jié)正偏D.集電結(jié)反偏E.UCE<UBE
A.溫度B.電壓C.光照D.功率E.摻雜