public DataTable CellSet_To_DataTable(string mdxstr)
        {
            CellSet cs=GetCellSet(mdxstr);
            DataTable dt = new DataTable();
            dt.TableName = "ResultTable";
            DataColumn dc = new DataColumn();
            DataRow dr = null;

            //第一列：必有为维度描述（行头）
            dt.Columns.Add(new DataColumn("Description"));

            //生成数据列对象
            string name;

            foreach (Position p in cs.Axes[0].Positions)
            {
                dc = new DataColumn();
                name = "";
                foreach (Member m in p.Members)
                {
                    name = name + m.Caption + " ";
                }

                dc.ColumnName = name;
                dt.Columns.Add(dc);
            }

            //添加行数据
            int pos = 0;

            foreach (Position py in cs.Axes[1].Positions)
            {
                dr = dt.NewRow();

                //维度描述列数据（行头）
                name = "";

                foreach (Member m in py.Members)
                {
                    //name = name + m.Caption + "\r\n";
                    name = name + m.Caption;
                }
                dr[0] = name;

                //数据列
                for (int x = 1; x <= cs.Axes[0].Positions.Count; x++)
                {
                    dr[x] = cs[pos++].FormattedValue;
                }
                dt.Rows.Add(dr);
            }
            return dt;
        }
        #endregion
    }

------解决方案--------------------
使用 OWC 组件