This poses a threat to agriculture and the food chain, and consequently to human health.
这会对农业和食物链造成威胁，由此而危及人的健康。
What part do human beings play in the biological chain?
人类在生物链中扮演了什么角色？
He said no part of the cow entered the human food or animal feed chain.
他说没有任何牛肉部分进入了人类食物或者动物蓄养供应链中。
The extension of the industry chain must depend on the human resource and the technology;
产业转型的产业链条延伸必须依靠人力资源和科技力量；
The extension of the industry chain must depend on the human resource and the technology;
产业转型的产业链条延伸必须依靠人力资源和科技力量；
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