【单选题】根据对称分量法,a、b、c三相的零序分量相位关系是( )
【单选题】根据对称分量法,a、b、c三相的零序分量相位关系是( )。
【单选题】She used ___with her parents, butnow she is used to ____ with her classmates at school. [ ]
【单选题】She used to ______ with her parents, but now she is used to ______ with her classmates at school.
【单选题】根据对称分量法,a、b、c三相的零序分量相位关系是( )。
【单选题】She used to_____with her parents,but now she is used to____with her classmates. [ ]
【单选题】She in the big city, but now she in the small town with her children.
A.
used to live;is used to living
B.
used to living;is used to living
C.
used to live;is used to live
D.
used to living;is used to live
【简答题】A.She used her student ID card and a charge card. B.She used her credit ear& C.She used her driver's license and her student ID card. D.She used her telephone number and her student ID card,
【简答题】根据对称分量法, a 、 b 、 c 三相的零序分量相位关系是( )A. a 相超前 b 相 B. b 相超前 a 相 C. c 相超前 b 相 ; D. 相位相同 D. 相位相同