C#中加载dll并调用其函数的实现方法

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using nsLTDMC;

//(1)引入命名空间
using nsDMC3000;


namespace DalsaConfig
{
  public partial class Form1 : Form
  {
    //（2）声明类对象
    DMC3000 m_f1DMC3000;
    public Form1()
    {
      //（3）实例化类对象
      m_f1DMC3000 = new DMC3000();
      InitializeComponent();

      //（4）调用dll中的函数
      bool bIniResult = m_f1DMC3000.Init();
      if (true == bIniResult)
      {
        MessageBox.Show("Init OK");
      }
      else
      {
        MessageBox.Show("Init Failed!");
      }
    }
  }
}