#region 第一个代号下拉后,显示相应的物料代码
lab1.Text = comboBox1.SelectedItem.ToString();
this.comboBox1.SelectedIndexChanged += new System.EventHandler(this.comboBox1_SelectedIndexChanged);
if (lab1.Text == "浙江")
{
lab1.Text = ("浙");
}
else if (lab1.Text == "上海")
{
lab1.Text = ("沪");
}
#endregion