“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	modelling of radionuclide migration in surface water modelling technology model matching model materials model method mode locked mode-locked laser modelocker mode locking mode-locking model of a function field model of a language model of a mathematical structure model of arithmetic model of calcium dynamics model of communication model of computation model of dense random packing of hard sphere model of digital anatomy model of digital speech signal model of expertise model of fault structure model of fit model of geometry model of ideal

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