javacard 程序，关于解密和加密的程序，对智能卡开发的人员很有用-javacard procedures on the encryption and decryption procedures, the development of smart card useful staff

机场无线定位解决方案介绍。包括利用RTLS、RFID系统进行人员和资产管理的介绍。-Airport wireless location solutions for introduction. Including the use of RTLS, RFID and asset management system for staff presentation.