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自动门

一扇自动门

自动门是指能自动打开的门，通常自动门在感应到人接近时会自动打开。据称公元1世纪罗马帝国埃及亚历山大港的希罗发明了已知的第一扇自动门[1]。

E-Taf自动门

参考文献

  1. ^ 10 Things We Wouldn't Have Without Ancient Greece. hellenicnews.com. [2021-02-23]. （原始内容存档于2020-09-23）. 
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自动门
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