NR触发A3事件的条件是
A.
Mn+Ofn-Hys>Ms+Ofs=Off
B.
Mn+Ofn+Ocn>Ms+Ofs+IOcs
C.
Mn+Ofm+Ocn-Hys>Ms+Ofs+Ocs+Off
D.
Mn+Ofm+Ocn+Hys>Ms+Ofs+Ocs+Off
正确答案是C