public Frmselectbygrade()
{
InitializeComponent();
frmselectbygrade = this;
}
/// <summary>
/// 按年级查询
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void tsmicxbybj_Click(object sender, EventArgs e)
{
Frmselectbygrade frm = new Frmselectbygrade();
frm.ShowDialog();
}