该系统结合中国牛肉安全生产现实，设置了保质期与药物残留两个安全预警机制，为促进中国牛肉安全系统建设提供了研究思路。
This system initially set beef storage and drug residue two precautions, and it provides us new ideals for studying the measures of beef quality tracing.
该系统结合中国牛肉安全生产现实，设置了保质期与药物残留两个安全预警机制，为促进中国牛肉安全系统建设提供了研究思路。
This system initially set beef storage and drug residue two precautions, and it provides us new ideals for studying the measures of beef quality tracing.
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