Security is also an issue; SimpleDB's access control system is similar to S3's.
安全性也是一个问题；SimpleDB 的访问控制系统类似S3。
The communication device has been successfully applied in a prison access control system.
本通信机已成功应用于某监舍门禁控制系统，系统性能得到了明显的改善。
1 unique function module design, can connect a variety of sensors, access control system.
独特的功能模块设计，可以连接多种传感器、门禁系统。
In this paper, an Area Access Control System based on RFID technology has been introduced.
本文介绍了一种基于RFID技术的小区门禁系统。
In this paper, an Area Access Control System based on RFID technology has been introduced.
本文介绍了一种基于RFID技术的小区门禁系统。
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