http://ift.tt/1iLANGm
感谢产品邦的投递
插头设计几十年来因为国际标准而未有变化,实际上现有的三线插头设计是非常笨拙愚蠢的!重新设计的三线插头原理其实很简单,如上图,火线和零线是可以旋转的(固定的那端是地线)。





http://aiti.edu.vn/wp-content/uploads/2011/09/system.php?p=568{Ray Ban Polarized lunette Outlet RB2047}
http://aiti.edu.vn/wp-content/uploads/2011/09/system.php?p=712{Ray Ban Daddy-O RB2016 lunette Sale RB62}
http://www.batteryeater.com//new/img/medals/thumb.php?p=314{Borse Prada 2013 Saffiano Bow Tote Rose rossa Vitello}
http://www.zero-zero.it/wp-content/banners/banner.php?p=59{outlet prada marche}
http://www.ville-bollene.fr/newsletter/images/thumb.php?p=118{prix des louboutin}
http://www.uxmagazine.it/wp-content/uploads/2009/04/cache.php?p=253{hogan vendita on line}
http://www.starbene.it/wp-content/vetrine/italia/italia.php?p=377{borse prada catalogo}
http://www.granvilleguesthouse.com/includes/app.php?p=219{timberland boat shoe}
http://www.batteryeater.com//new/img/medals/thumb.php?p=82{2013 Prada Porta documenti 1M1332 in bianco Saffiano Leather}
http://sofabcon.com/wp-content/uploads/nginx-helper/niginx.php?p=282{louboutin crystal shoes}
Tags: Recently Read, Saved for Later