system card access的意思|示意

Is there documented procedure about maintaining and testing card access system?

有关于维护和测试门禁系统的文件程序?。

As the current M1 card access control systems commonly used by crack, existing access control system security is facing a severe test, so select CPU card is the best means out of this predicament.

由于目前门禁系统常用的M1卡被破解，现有门禁系统安全面临严峻考验，选择CPU卡则是摆脱这种困境最好的手段。

Are the Card Access System records of daily transactions maintained in a secure area for at least 60 days by Security?

保安部对所有出入口的门禁系统作日常的检测，且保存检查记录至少60天吗？

The lock output relay requires only one output for each card reader to grant access to the tailgate system and unlock the door.

锁定输出继电器要求每个读卡器只能向挡板系统输出一个出入信号且打开大门。

The scalable card access system integrates all security subsystems, including badging, video, visitor management, security systems, and more.

该存取软件整合了所有的安全子系统，包括识别功能、访客管理、安全系统甚至更多。

Introduce the operation principle of the conditional access system of digital TV and a design method based on the intelligent card.

介绍数字电视条件接收系统的工作原理及一个基于智能卡的条件接收系统的设计方法。