NR触发A3事件的条件是以下哪项?
A.Mn+Ofn+Ocn-Hys>Ms+Ofs+Ocs+Off
B.Mn+Ofn-Hys>Ms+Ofs+Off
C.Mn+Ofn+Ocn>Ms+Ofs+Ocs
D.Mn+Ofn+Ocn+Hys
正确答案是A