private void load_data_to_le_ly_do_chinh_sua()
{
US_CM_DM_TU_DIEN v_us = new US_CM_DM_TU_DIEN();
DS_CM_DM_TU_DIEN v_ds = new DS_CM_DM_TU_DIEN();
v_us.FillDatasetByIdLoaiTuDien(v_ds, CONST_ID_LOAI_TU_DIEN.LY_DO_CHINH_SUA_HS_LNS);
m_le_ly_do_chinh_sua.Properties.DataSource = v_ds.Tables[0];
}