“托圈”的概念、定义、翻译、参考文献-科学参考

科学参考收录了1248194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。

单词	托圈
释义	托圈 backing ring
随便看	economic product economic productivity economic profile economic profit economic progress economic projection economic prospect economic prosperity economic proximity economic purchase quantity economic purchasing quantity economic quality economic quantities economic ratio economic ratio of reinforcement economic readjustment economic realism economic reality economic reasoning economic recession economic reckoning economic reconstitution economic reconstruction and readjustment economic recovery economic recovery tax act