/// <summary>
        /// 查找老化前测试是否是第二次测试
        /// </summary>
        /// <param name="FuselageCode"></param>
        /// <param name="SQLCommand"></param>
        /// <returns></returns>
        public ProjectorInformation_LHQ selectProjectorInformation_MainTable_LHQDal(string FuselageCode, string SQLCommand)
        {
            string sql = SQLhelp.GetSQLCommand(SQLCommand);
            ProjectorInformation_LHQ pif = new ProjectorInformation_LHQ();
            DateTime dt = new DateTime(1993, 5, 17);

            SqlParameter[] pms = new SqlParameter[]
            {
                new SqlParameter("@FuselageCode", SqlDbType.VarChar, 80)
                {
                    Value = FuselageCode
                }
            };

            using (SqlDataReader reader = SQLhelp.ExecuteReader(sql, CommandType.Text, pms))
            {
                if (reader.HasRows)
                {
                    while (reader.Read())
                    {
                        pif.FuselageCode      = reader.GetString(0);
                        pif.PreAgingTestTime  = reader.IsDBNull(1) ? dt : reader.GetDateTime(1);
                        pif.PreAgingTestTime2 = reader.IsDBNull(2) ? null : reader.GetDateTime(2).ToString();
                    }
                }
                return(pif);
            }
        }
 /// <summary>
 /// 老化前测试,如果主表没有该机身码,则插入
 /// </summary>
 /// <param name="proje"></param>
 /// <param name="SQLCommand"></param>
 /// <returns></returns>
 public bool insertProjectorInformation_MainTable_LHQBll(ProjectorInformation_LHQ proje, string SQLCommand)
 {
     if (pmtd.insertProjectorInformation_MainTable_LHQDal(proje, SQLCommand) > 0)
     {
         return(true);
     }
     else
     {
         return(false);
     }
 }
        /// <summary>
        /// 老化前测试,如果主表没有该机身码,则插入
        /// </summary>
        /// <param name="proje"></param>
        /// <param name="SQLCommand"></param>
        /// <returns></returns>
        public int insertProjectorInformation_MainTable_LHQDal(ProjectorInformation_LHQ proje, string SQLCommand)
        {
            string sql = SQLhelp.GetSQLCommand(SQLCommand);

            SqlParameter[] pms = new SqlParameter[]
            {
                new SqlParameter("@FuselageCode", SqlDbType.VarChar, 80)
                {
                    Value = proje.FuselageCode
                },
                new SqlParameter("@PreAgingTestTime", SqlDbType.DateTime)
                {
                    Value = proje.PreAgingTestTime
                }
            };

            return(SQLhelp.ExecuteNonQuery(sql, CommandType.Text, pms));
        }