... 随机扫描系统 random-scan system 条码扫描系统 bar code scanning system 旋转扫描系统 tracer rotation system ...
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bar code scanning system
条码扫描系统
以上为机器翻译结果，长、整句建议使用 人工翻译 。
Joseph Woodland and Bernard Silver developed the very first bar code scanning system, in the late 1940s, after Woodland heard a food chain executive say he wished he had a way to capture product information at checkout.
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