Data Acquisition Terminal Application Design and Development Based on the Android Platform Google launched a new Android smart phone with the open source operating system when the smart phone system at the disputes. It uses Linux Core, a

开源Linux图形用户界面支持系统，可以方便的移植到Linux，Windows等系统，纯c编写，方便阅读移植 (Open source Linux graphical user interface support system that can be easily ported to Linux, Windows and other systems, pure c write, easy to read transplant)((Open source Linux graphical user

虹膜识别技术是基于眼睛中的虹膜进行身份识别，应用于安防设备（如门禁等），以及有高度保密需求的场所。 人的眼睛结构由巩膜、虹膜、瞳孔晶状体、视网膜等部分组成。虹膜是位于黑色瞳孔和白色巩膜之间的圆环状部分，其包含有很多相互交错的斑点、细丝、冠状、条纹、隐窝等的细节特征。(Iris recognition abroad open source code, Windows Linux)