信息安全 信息系统安全防护技术 释文 sensitive data 敏感数据
- pump vent valve
- pump volute
- pump vortex band
- Pum Qu
- Punakha
- punaluan family
- Punch
- punch
- punch and plug three dimensional flash memory
- punch-card machine
- Punchdrunk
- punched card
- puncher
- punching
- punching hand safety tools
- punching moulding machine
- punch-through effect
- punch through insulated gate bipolar transistor
- punctate anthoceros
- punctiform
- punctiform remainder
- punctiform topological space
- punctuality
- Punctual purchase
- punctuated equilibrium