“气门弹簧”的概念、定义、翻译、参考文献-科学参考

单词	气门弹簧
释义	气门弹簧 Encyclopedia 工学气门弹簧释 valve spring气门弹簧保证气门及时落座并紧密贴合，防止气门在内燃机振动时发生跳动，破坏其密封性的小器件。
随便看	postal kiosk postal law Postal Law of the People's Republic of China postal man postal network postal newspapers and periodicals kiosk postal office Postal Periodicals Catalog postal pillar box postal private mail box postal remittance postal savings Postal Savings Bank of China Postal Savings Bank of Vienna Postal Scientific Research and Planning Academy postal service postal signs postal system reform postal tally postalveolar postamble post and beam structure post-and-lintel construction post and lintel timber construction post-anesthesia care unit，PACU

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。