//选择物料
private void button3_Click(object sender, EventArgs e)
{
SelectMaterielForm select = new SelectMaterielForm(this, materielType);
select.ShowDialog();
button7.Focus();
}
//选择物料
private void btnInName_Click(object sender, EventArgs e)
{
SelectMaterielForm select = new SelectMaterielForm(this, null);
select.ShowDialog();
}