“弹簧门”的概念、定义、翻译、参考文献-科学参考

单词	弹簧门
释义	弹簧门 Encyclopedia 工学门释 double swing door弹簧门一种水平开启的门，与普通平开门一样其转动轴位于门侧边，所不同的是弹簧门采用了弹簧铰链（合页）或门顶弹簧、地弹簧代替普通铰链，使得门扇可顺时针和逆时针双向旋转开启，且能自动关闭。
随便看	satellite-based augmentation system satellite based differential positioning satellite based differential positioning system satellite-based entanglement distribution satellite-based gravity field model satellite-based train control system satellite borne atomic clock satellite-borne infrared radiometer satellite borne instrument satellite-borne sensor satellite-borne telescope satellite broadcasting and TV transmission networks satellite bus satellite camera satellite camera with quadraxial mounting satellite camera with quadraxial tracking frame satellite cell satellite cells satellite chromosome satellite city satellite clock bias determination satellite cloud image enhancement satellite communication satellite communication frequency satellite communication in motion

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。