“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	jiuwei jiuwei qianghuo decoction Jiuxiangguan Poetry Jiuxiang Rongdongqun Jiuxiang Scenic and Historic Area Jiuxianping jiuxian powder Jiuxian Shan Jiuxuan Sluice Gate Jiuyao Park in South Han Dynasty Jiuye School Jiuyiba Lishi Bowuguan Jiuyi Shan Jiuyishan rabbit Jiuyi Tribe Jiu Yu Jiuyuan Qu Jiuzhaigou natural scenic area Jiuzhaigou nature reserve Jiuzhaigou Valley Scenic and Historic Interest Area World Natural Heritage Jiuzhaigou Xian Jiuzhen Wan Jiuzhi Xian Jiuzhou Jiuzhou Audio & Video Publishing Co., Ltd

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