什么是“654321”？654321代表什么意思

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什么是“654321”？

six hundred and fifty-four thousand three hundred and twenty-one

倒计时吧  

没啥意思，就是这些人乱说的

An example EPC is "urn:epc:id:sgtin:1234567.654321.999", where "1234567" is a manufacturer identifier, "654321" is a product class, and "999" is a serial number.

例如，“urn:epc:id:sgtin:1234567.654321.999”，其中的 “1234567”是生产商标识符，“654321”是产品类，“999”是序列号。


An example EPC is "urn:epc:id:sgtin:1234567.654321.999", where "1234567" is a manufacturer identifier, "654321" is a product class, and "999" is a serial number.

例如，“urn:epc:id:sgtin:1234567.654321.999”，其中的 “1234567”是生产商标识符，“654321”是产品类，“999”是序列号。