foreach (DataGridViewRow row in dataGridView1.SelectedRows)
            {
                object[] rowData = new object[row.Cells.Count];
                for (int i = 0; i < rowData.Length; ++i)
                {
                    rowData[i] = row.Cells[i].Value;
                }
                this.dataGridView2.Rows.Add(rowData);
            }