This paper reviews the basic principle of isotopic traceability, the changing mechanism of isotopes in nature, and their research development in food traceability.
本文重点介绍了同位素溯源技术的基本原理，几种常用同位素在自然界中的变化机理，以及它们在不同食品溯源中的研究现状。
By analysis of the definitions of the food chain and food traceability and the requirements of standards of international food traceability, the food traceability system in food chain was introduced.
本文在对食品链和食品溯源有关标准进行解析的基础上，结合国际食品溯源标准要求，对食品链溯源系统进行阐述和分解。
"It's a convergence of health, food safety, taste and traceability," said Phil Lempert, a food and consumer behavior analyst who calls himself the Supermarket Guru.
“这是健康，安全，美味以及可追溯的食品的集合。”菲尔莱母波特说。
The identification of food ingredients and the origins of foods through traceability studies have also been enhanced by molecular methods.
食品成分鉴别和食品来源的可追溯性研究也已通过分子生物学方法得以改进。
In recent years, the tracing and traceability of food safety are more and more significant to the epidemic control, the precaution of food pollution and anti-terrorist.
近年来，食品的安全跟踪和追溯对于控制疫情、防止食物污染和食物中毒、反恐的意义越来越大。
Traceability offers the opportunity to add value to the food chain, and thus justify the inevitable costs incurred.
可溯源性给食物供应链涨价提供了机会，也使不可避免的食物费用升高变得合理化。
By introducing product traceability system, most countries have made efforts to enhance the standard of food security.
为了保证食品质量安全，世界各国纷纷引入产品可追溯系统作为质量安全管理的有效手段。
The geographical origin traceability of food, an important part of traceability system, is effective in protecting the quality and safety of foodstuffs.
食品产地溯源是建立食品质量安全追溯制度的重要组成部分，也是保障食品质量安全的有效手段。
The Food and 23 Veterinary Office of the EU Commission has the authority to inspect the facilities of importers and ensure traceability so that individual facilities can be checked for compliance.
欧盟委员会食品与兽医办公室有权检查进口商的设施并且确保可以对其进行追踪，这样就可以检查个别设施是否合格。
This highlights the need for food producers to invest in ensuring the traceability of their products back through the supply chain, " he stated."
其中一些不合格食品流入市场，主要是因为不法商贩的违规操作，所以，食品生产商及相关部门应加强产品供应链的追踪体系。
This highlights the need for food producers to invest in ensuring the traceability of their products back through the supply chain, " he stated."
其中一些不合格食品流入市场，主要是因为不法商贩的违规操作，所以，食品生产商及相关部门应加强产品供应链的追踪体系。
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