/// <summary>

        /// OctetString转时间

        /// </summary>

        /// <param name="ss">字符串如  07 E3 06 06 11 10 0A 00 2B 08 00</param>

        /// <returns>2012-09-23 17:01:27</returns>

        public static string OctetString2DateAndTime(string ss)

        {

            // 07 E3 06 06 11 10 0A 00 2B 08 00

            byte[] bts=ss.Trim().Split(' ').Select(s => byte.Parse(Convert.ToInt32("0x" + s, ).ToString())).ToArray();

            byte[] format_str = new byte[]; //保存格式化过后的时间字符串

            int year = bts[] *  + bts[];

            int month = bts[];

            int day = bts[];

            int hour = bts[];

            int minute = bts[];

            int second = bts[];

            int msecond = bts[];

            //以下为格式化字符串

            int index = ;

            int temp = year;

            for (; index >= ; index--)

            {

                format_str[index] = (byte)( + (temp - temp /  * ));

                temp /= ;

            }

            format_str[] = (byte)'-';

            index = ;

            temp = month;

            for (; index >= ; index--)

            {

                format_str[index] = (byte)( + (temp - temp /  * ));

                temp /= ;

            }

            format_str[] = (byte)'-';

            index = ;

            temp = day;

            for (; index >= ; index--)

            {

                format_str[index] = (byte)( + (temp - temp /  * ));

                temp /= ;

            }

            format_str[] = (byte)' ';

            index = ;

            temp = hour;

            for (; index >= ; index--)

            {

                format_str[index] = (byte)( + (temp - temp /  * ));

                temp /= ;

            }

            format_str[] = (byte)':';

            index = ;

            temp = minute;

            for (; index >= ; index--)

            {

                format_str[index] = (byte)( + (temp - temp /  * ));

                temp /= ;

            }

            format_str[] = (byte)':';

            index = ;

            temp = second;

            for (; index >= ; index--)

            {

                format_str[index] = (byte)( + (temp - temp /  * ));

                temp /= ;

            }

            return Encoding.Default.GetString(format_str);

        }