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原来如此！-揭秘自动感应门的制造与原理！
造物百科解说206/260
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![汤原县气象台发布寒潮蓝色预警[IV级/一般]](http://p3-sign.bdxiguaimg.com/tos-cn-p-0015/owugEwFXCfDkArW4ABDAIrOv9FngCBAA5AEifO~tplv-pk90l89vgd-fglass:864:486:90.jpeg?appId=32&channelId=0&customType=custom%2Fnone&from=101_middle_image&imageType=list&isImmersiveScene=0&is_stream=0&lk3s=9d3f5bff&logId=20241119092239C63D64E68AC69DCA3E79&requestFrom=101&x-expires=1763515359&x-signature=gKL3okUO947Zl8psPfcWLT%2Bv23o%3D)
