CRH2A型动车组牵引变流器恢复过滤网挡板条M8螺栓,紧固扭矩为( )N.m

CRH2A型动车组牵引变流器恢复过滤网挡板条M8螺栓,紧固扭矩为( )N.m

A.10

B.13

C.20

D.15

正确答案是D