运行中GIS设备在正常情况下其外壳及构架上的感应电压不应超过(),其温升不应超过()
A.36V;40K
B.38V;45k
C.40V;50K
D.42V;55K
参考答案:A
易感者注射乙肝疫苗
A.一级预防B.二级预防C.三级预防D.一级或者二级预防E.二级或者三级预防
Can you give us an example to _____the meaning of the word?
A.find out
B.make out
C.bring out
D.take out