数据库 数据库管理系统及其实现技术 释文 data perturbation 数据微扰
- ultrastability
- ultrastable
- ultrastable glass
- ultrastable systems
- ultrastrength material
- ultrastrong
- ultrastrong dual
- ultrastrong operator topology
- ultrastrong topology
- ultrastructural pathology
- ultrastructure
- ultra-supercritical power generation technology
- ultra telephoto lens, super telephoto lens
- ultra-telescopic meteor
- ultratelescopic meteor
- ultrathin film
- ultra-thin overlay
- ultrathin section
- ultra trace
- ultratrace analysis
- ultravacuum
- ultraviolation
- ultra-violet
- ultraviolet
- ultraviolet absorber