Three of the four tested units failed to block many of the security threats delivered by the three security effectiveness test systems.
4个被测设备中的3个，在阻止三套安全效率测试系统提供的许多项安全威胁攻击时均告失败。
As one of the three civil aviation systems, Air Traffic Management (ATM) system plays a very important role in security of civil aviation.
作为民航三大系统之一，空中交通管理(atm)系统对民航安全起着十分重要的作用。
Participate in the making of corporate management systems and security systems, (have) three years' experience in the use of ERP, skillfully master office software.
参与制定公司管理制度及安全制度，三年ERP使用经验，熟练掌握办公软件。
CPK cryptosystem has developed three versions, and almost every updated version of the releases trys to make the systems gain a significant improvement in availability and security.
CPK密码体制现今已形成三代标准，几乎每个更新版本的发布都对前代作出了重大的改进，并试图在密码体制的可用性和安全性上获得重大提高。
They provide system security and immediate reliable low level ground fault detection on three-phase AC resistance grounded or grounded electrical distribution systems.
此类继电器能够增加系统安全性，并对三相交流接地电阻或接地配电系统进行可靠的低级接地故障检测。
They provide system security and immediate reliable low level ground fault detection on three-phase AC resistance grounded or grounded electrical distribution systems.
此类继电器能够增加系统安全性，并对三相交流接地电阻或接地配电系统进行可靠的低级接地故障检测。
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