using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Data; using System.Threading.Tasks; using ACTMULTILib; //using ACTMULTILib; namespace PLCCommon { /// /// plc实现工厂类 /// public class PlcFactory { private object l = new object(); private static PlcFactory m_instance; private static object m_lock = new object(); // public List