Intrusion Alarm and perimeterprotection products accounted for 22% of its overseas products accounted for 50%.
入侵报警和周界防护产品占22%，其海外产品占50%。
2
This paper protests that primary work of network security should change from perimeterprotection to direct information protection.
本文提出将网络安全工作的重心，由边界安全保护转变到直接针对信息的安全保护。
3
To obtain the desired privacy and protection, we created a polygonal ring that surrounds the upper level, along the entire perimeter of the house, designed for the maximum possible exterior unfolding.