“double swing door”的概念、定义、翻译、参考文献-科学参考

单词	double swing door
释义	double swing door 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	Away from Her Away from Home away side jet away-side jet Aw Boon Haw A. Weil A. Weil (1906—1998) awe-inspiring gong and drum A Welcome Change - Family Planning into A Rural Village A White-Gold Statuette of Woman a white horse is not a horse a whole-person model for education AWI A Widow’s Rough Life A Widow’s Tragedy a wife's three objections against being cast off A. Wigderson A. Wigderson (1956—) A. Wiles A. Wiles (1953—) A Willow Stands There Alone A. Wiman A. Wiman (1865—1959) A. Wintner A. Wintner (1903—1958)

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。