“托弹簧”概念、定义、翻译-科学时代

单词	托弹簧
释义	机械工程词汇手册 magazine spring 托弹簧
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科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。

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