励磁系统在发电机解列，甩负荷时的任务是什么？
参考答案：
强行减励磁，防止发电机过电压。
Because _____ the whole company, he sometimes has to work around the clock.
A．adjusting
B．evaluating
C．engaging
D．managing
轻型血友病患者FⅧ
A．＜1%
B．2%～5%
C．6%～25%
D．26%～45%
E．＞50%
