网络与数据通信 网络管理与安全 释文 domain name system security extensions, DNSSEC 域名系统安全扩展
- social public morality
- social public services
- social public welfar
- social quality theory
- social realism
- social reality
- social recommendation
- social recommendation, collaborative recommendation
- Social recommendation method
- social reconstruction
- social reconstructionism in education
- social reform
- social reformation in China’s ethnic minorities areas
- social regulation
- social rehabilitation
- social relation model
- social relations
- social relationship network structure of mega projects
- social relief valve of sports
- social representations
- Social responsibility
- social responsibility
- Social Responsibility of Family Business
- social restructuring
- social revolution and social reform