信息安全 信息系统安全防护技术 释文 automatic logoff 自动注销
- Xu Zongze
- Xu Zuyan
- Xu Zuyao
- X wind
- X-wind model
- X-window system
- xyelid sawfly
- xylan
- xylanase
- Xylander
- xylazine
- xylazole
- xylem
- xylem parenchyma
- xylem ray
- xylem transport
- xylene
- xylene poisoning
- xylenes distillation separation
- xylenes isomerization
- xylenol orange
- xylenol orange (XO)
- xylitol
- xylocaine
- xyloglucan