挑战习题
1/5单选题
难度:

1.

便携式充电器正在给手机电池充电,在充电过程中,该手机电池相当于电路中的(  )


A

电源

B

开关

C

导线

D

用电器

提示1:
PHA+55S16Lev55Sx55S15rqQ44CB5byA5YWz44CB5a+857q/44CB55So55S15Zmo57uE5oiQPC9wPg==
正确答案:RA==
PHA+5Zyo57uZ5omL5py655S15rGg5YWF55S155qE6L+H56iL5Lit77yM55S16IO96L2s5YyW5Li655S15rGg55qE5YyW5a2m6IO977yM5Zyo55S16Lev5Lit5omL5py655S15rGg5raI6ICX55S16IO977yM5omL5py655S15rGg55u45b2T5LqO55So55S15Zmo77ybPGJyPuaVhemAiUQuPC9wPg==