A.支路數(shù)小于網(wǎng)孔數(shù) B.支路數(shù)小于節(jié)點(diǎn)數(shù) C.支路數(shù)等于節(jié)點(diǎn)數(shù) D.支路數(shù)大于網(wǎng)孔數(shù)
A.歐姆表 B.直流單臂電橋 C.直流雙臂電橋 D.兆歐表
A.直流電流 B.交流電流 C.直流電壓 D.直流電動(dòng)勢(shì)