超市猪肉从业人员的质量安全认知与行为分析——基于山东等18省(市)的526份问卷调查资料
초시저육종업인원적질량안전인지여행위분석——기우산동등18성(시)적526빈문권조사자료
An Analysis of Awareness and Behavior of Quafity Safety of Pork Practitioners in the Supermarket——Based on 526 Questionnaires from 18 Provinces and Cities
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