理学 英国国家海洋研究中心 释 National Oceanography Centre; NOC 英国国家海洋研究中心 英国最重要的综合性海洋研究机构，主要致力于海岸带到深海大洋的综合性海洋科学研究与技术研发，为英国海洋科学与技术发展提供服务。
网络与数据通信 协议体系与组成结构 释文 network operations center, NOC 网络运行中心
- special investigation project
- special investigative techniques
- special isoperimetric problem
- special issue
- special issue of a periodical
- Special Issue of Greater Chinese Lily
- Special Issue on Drama of New Youth
- specialist
- specialist degree
- specialist school
- speciality index
- speciality polymer
- speciality printing
- specialization
- specialization chain
- specialization class
- specialization cycle
- specialization for abundance
- specialization for scarcity
- specialization homomorphism
- specialization ideal
- specialization multiplicity
- specialization of a point
- specialization of a point x
- specialization ordering