security system

n.

保障国家（或国际）安全系统；

Security system
Security system
Security system
Transaction Security System
Vehicle tracking and security system
A security system based on human iris identification using wavelet transform
An Identity-Based Security System for User Privacy in Vehicular Ad Hoc Networks.
Would a Privatized Social Security System Really Pay a Higher Rate of Return
Individual Risk in an Investment-Based Social Security System
Biocomputing security system: concatenated enzyme-based logic gates operating as a biomolecular keypad lock
The Distributional Effects of an Investment-Based Social Security System
The Security Function of Land and the Social Security System Innovation in Rural Areas
Attachment, self-esteem, worldviews, and terror management: evidence for a tripartite security system