励磁系统不用向控制室和故障录波器提供必要的测量信号、状态信号、报警和故障信号。
参考答案:错
— I ____ to work out the maths problem in your way.
— You can also try ____ it in your own way. [ ]
A. managed; to do
B. managed; doing
C. tried; doing
D. tried; to do
KP弥漫性分布于角膜后壁,主要见于()
A.Behcet病
B.VKH综合征
C.Fuchs综合征
D.Reiter综合征
E.类肉瘤病