信息安全 信息系统安全防护技术 释文 system high security 系统高安全
- rubidium ore resources
- rubidium-strontium dating
- rubidium-vapor frequency standard
- Rubin
- Rubina Dina Ilyinichna
- Rubin-Ford effect
- Rubinsteinian school
- rubisco
- RuBP
- rubrene
- rubriblast
- rubrospinal tract
- Rubtsov Nikolay Mikhaylovich
- ruby
- ruby amplifiers
- Ruby language
- ruby laser
- ruby laser crystal
- Ruby语言
- Rubè
- Rucellai Palace
- Ruchba
- Ruchbah
- Rucheng Xian
- Ruchyev Boris Aleksandrovich