“Reciprocity Treaty between Canada and United States”的概念、定义、翻译、参考文献-科学参考

单词	Reciprocity Treaty between Canada and United States
释义	Reciprocity Treaty between Canada and United States Encyclopedia 历史学加拿大历史释 Reciprocity Treaty between Canada and United States 《加美互惠条约》 1854年，英属北美殖民地加拿大与美国签订的在商品交换方面共同下调关税的互惠条约。
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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。