信息安全 信息系统安全防护技术 释文 classified data 密级数据
- Burj Khalifa Tower
- Burke-Schumann flame
- Burkhan Tolgoi Cemetery
- Burkhard Sattelmacher
- Burkhardt
- Burkholder
- Burkill
- Burkill-Cesari integral
- Burkill integral
- Burkina Faso
- Burkina-Fasoans
- Burkina Faso cinema
- Burkitt lymphoma
- Burlap Bags
- burley tobacco
- Burma Anti-Fascist People's Freedom League
- Burma film company
- burmannia family
- Burma Research Society
- Burma Socialist Programme Party
- Burmese
- Burmese art
- Burmese art of the pre-Pagan Dynasty
- Burmese branch
- Burmese cinema