在这种情况下，国内迫切期待一种全新的安全用电解决方案来升级和替代目前普遍采用的传统电气保护设备。
In this case, we expect urgently a kind of brand-new project about safe power consuming in order to upgrade and substitute the traditional electrical protection equipment at present.
文中从现有微机保护装置存在的两大问题即软件维护扩展功能和软件的实时性，探讨牵引供电系统变压器保护软件的升级方案。
The paper study on maintenance extension and real-time two aspects of the existing digital protection devices software, and upgrade software of traction power supply transformer protection.
系统采用分析应用程序行为的方法，在无需规则时时升级的情况下，能够防范新的和未知的攻击，是保护主机系统的一个可行方案。
The system used the behavior-based way, and it could defend new and unknown attacks in the condition of no refreshing rules continually. The system is a feasible scheme for protecting host.
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