one-of-a-kind(used to describe a product or service that is the only one of its type, or that is very unusual: "The one-of-a-kind pieces are due to go to auction later this month. CBED Alexander Demidov)
Serialised Global Trade Item Number(To ensure that an EPC always uniquely identifies an individual physical object, in the case of a GTIN, the EPC is constructed as a serialised Serialised Global Trade Item Number (SGTIN) by combining a GTIN product identifier with a unique serial number. Both the Universal Product Code and EAN-13 identifiers that are still ... WK Alexander Demidov)
record locator("В электронном авиабилете есть 5 или 6-символьный код так называемый локатор). По нему можно проверить, есть ли Вы в списке пассажиров рейса по данным авиакомпании или нет." proz.comanyname1)
