A four - bar - width bar code said to be the European counterpart of UPC.

一种四条宽的条形码,是通用产品代码(UPC)在欧洲的变型.

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Key to structure design of UPC frame.

UPC框架结构设计的注意事项.

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What are UPC codes? what are they and how do I get one?

什么是UPC代码——它们是什么? 我如何能得到?

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However , efficient implementation of UPC is dependent on the use of low - latency , low - overhead , high - bandwidth communication systems.

UPC的有效实现依赖于低延迟 、 低开销 、 高带宽的通信系统.

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