写这篇文字的初衷是在知乎看到这个问题iPhone 4、4S、5、5s和6一路走来工艺有什么进步？又处在同时期的什么水平？ 这里就阐述一下我对这几个手机在设计和制造工艺上的一些看法。 从iPhon...
to write this text is in the original intention is to see this problem iPhone 4, 4S, 5, 5S and 6 a way along the way what progress? What level of the same period? Here, I have some ideas about the design and manufacturing processes of these phones.. From iPhon...
