“negative difference between purchasing and marketing prices”的概念、定义、翻译、参考文献-科学参考

单词	negative difference between purchasing and marketing prices
释义	negative difference between purchasing and marketing prices Encyclopedia 管理学农产品价格释 negative difference between purchasing and marketing prices购销价格倒挂农产品销售价格低于购进价格的特殊价格现象。主要体现在粮食等农产品上。
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