消费者对HACCP认证食用油的支付意愿及其影响因素研究--以天津市消费者为例
소비자대HACCP인증식용유적지부의원급기영향인소연구--이천진시소비자위례
Study on Consumers’ Willingness to Pay for HACCP Certified Edible Oil and the Influence Factors--CitingConsumersinTianjinasanexample
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