题目内容

YouareattemptingtoparalleltwoACgeneratorsandthesynchroscopepointerisrevolvingintheslowdirectionThisindicatesthatthefrequencyoftheincomingmachineis（）.

A. higherthanthebusfrequency
B. lowerthanthebusfreouencv
C. thesameasthebusfrequencybutoutofphasewithit
D. thesameasthebusfrequency,andthecircuitbreakermaybeclosedatanypointerposition

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