A.合上發(fā)電機(jī)轉(zhuǎn)子滅磁開(kāi)關(guān)，測(cè)量發(fā)電機(jī)磁場(chǎng)電壓和勵(lì)磁機(jī)總勵(lì)磁安匝數(shù)、他勵(lì)安匝數(shù)的對(duì)應(yīng)關(guān)系
B.斷開(kāi)發(fā)電機(jī)轉(zhuǎn)子滅磁開(kāi)關(guān)，測(cè)量發(fā)電機(jī)磁場(chǎng)電壓和勵(lì)磁機(jī)總勵(lì)磁安匝數(shù)、他勵(lì)安匝數(shù)的對(duì)應(yīng)關(guān)系
C.合上發(fā)電機(jī)轉(zhuǎn)子滅磁開(kāi)關(guān)，保持勵(lì)磁機(jī)額定轉(zhuǎn)速不變，測(cè)量勵(lì)磁機(jī)電壓和勵(lì)磁機(jī)總勵(lì)磁安匝數(shù)、他勵(lì)安匝數(shù)從0到強(qiáng)勵(lì)的對(duì)應(yīng)值
D.斷開(kāi)發(fā)電機(jī)轉(zhuǎn)子滅磁開(kāi)關(guān)，保持勵(lì)磁機(jī)額定轉(zhuǎn)速不變，測(cè)量勵(lì)磁機(jī)電壓和勵(lì)磁機(jī)總勵(lì)磁安匝數(shù)、他勵(lì)安匝數(shù)的對(duì)應(yīng)關(guān)系