/// <summary>
    /// 获取产品详情
    /// </summary>
    /// <param name="id"></param>
    /// <returns></returns>
    public static DataTable GetProductInfoDAL(int id)
    {
        string         sql = SqlStrClass.SelectByIdFromProducttb(id);
        DataBaseAccess dba = new DataBaseAccess();

        return(dba.RunSQLStringWithSQLDataTable(sql));
    }
    /// <summary>
    /// 获取工程中心介绍
    /// </summary>
    /// <returns></returns>
    public static DataTable GetIntroDAL()
    {
        string         sql = SqlStrClass.SelectAllFromIntrotb();
        DataBaseAccess dba = new DataBaseAccess();

        return(dba.RunSQLStringWithSQLDataTable(sql));
    }
    /// <summary>
    /// 获取科研成果列表
    /// </summary>
    /// <returns></returns>
    public static DataTable GetIndexProductListDAL()
    {
        string         sql = SqlStrClass.SelectIndexListFromProducttb();
        DataBaseAccess dba = new DataBaseAccess();
        DataTable      dt  = dba.RunSQLStringWithSQLDataTable(sql);

        return(dt);
    }