A.與溫度成正比 B.與溫度成反比 C.與逆向偏壓成正比 D.與順向偏壓成正比
A.0.03mA B.0.05mA C.0.32mA D.0.5mA
A.1:103 B.1:105 C.1:108 D.1:1012