一台并联于无穷大电网的同步发电机,在cosφ=1的情况下运行,此时若保持励磁电流不变,减小输出的有功功率,将引起:()。
A
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Parents,teachersinschoolsandcommunicatorsinorusingthemassmediaareallcapableof________ourpotentialinterests.
WhichofthefollowingstatementsisTRUE?
Lyingundertheskull,thehumanbraincontainsanaverageoftenbillionnervecellscalled______.