不可读的条码与条码技术的真正的问题。
Unreadable bar codes are still a real problem with bar-code technology.
一个预打包的机器，使用条码技术可以防止这一点。
A prepackaging machine that uses bar-code technology can prevent this.
并进一步，做条码技术应用于商品生产流通过程可行性、必要性研究。
Furthermore, study on feasibility and necessity of carrying bar code technology on food supply process.
并进一步，做条码技术应用于商品生产流通过程可行性、必要性研究。
Furthermore, study on feasibility and necessity of carrying bar code technology on food supply process.
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