for (int j = 0; j < this.dt.Rows.Count; j++)
{
this.dataGridView1.Rows[j].Cells[1].Value = dr["公司名称"];
dataGridView1.Rows.Add();
}
{
this.dataGridView1.Rows[j].Cells[1].Value = dr["公司名称"];
dataGridView1.Rows.Add();
}
你要传参数呀,要不怎么有数据!