维修信息需要持续的更新。( )
A.Maintenance information need to be continually updated. B.Maintenance information needs to be continually updated. C.Maintenance data need to be continually updated.正确答案B
维修信息需要持续的更新。( )
A.Maintenance information need to be continually updated. B.Maintenance information needs to be continually updated. C.Maintenance data need to be continually updated.正确答案B
