“unified purchase and sale”的概念、定义、翻译、参考文献-科学参考

单词	unified purchase and sale
释义	unified purchase and sale Encyclopedia 经济学统购包销释 unified purchase and sale统购包销在中国由新民主主义社会到社会主义社会的过渡时期，国营商业部门收购、销售私营工厂生产的与国计民生关系重大的产品的行为。
随便看	rule of omitting an implication rule of omitting double negative rule of operation rule of opinion evidence rule of parallelogram rule of permutation Rule of Plant Quarantine Regulations of China（Forestry Part） rule of products rule of propriety rule of public security command rule of rationalization rule of rearrangement of quantifiers rule of reductio ad absurdum rule of regional resources combination rule of risk rule of rounding rule of side fitness rule of signs rule of simplification rule of simultaneous substitution rule of substitution rule of sums rule of supposition rule of syllogism rule of three

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。