“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	conventional circuit conventional/classical transition state theory conventional control chart conventional coring conventional cotton conventional decision making conventional distribution technology conventional diving conventional energy conventional entropy conventional fuels conventional genetic engineering conventional ignition device conventional inertial system Conventional International Origin conventional international origin conventional island conventionalism conventionalization of teaching regulation conventional knock conventional magnetization conventional mechanical property test of composites conventional moisture regain conventional natural gas conventional numerical well logging equipment

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