信息安全 信息系统安全防护技术 释文 data security 数据安全
- line transect
- line transect method
- line-turn
- lineup clamp
- line voltage
- line voltages
- line wave protection
- line width
- linewidth broadening factor
- line width, line breadth
- line width, line-breadth
- line wing
- line with heights
- line without male plants
- L. Infeld
- L. Infeld (1898—1968)
- Lin Fengjiao
- Lin Fengmian
- Linfen Literature and Art School
- Linfen lunar new year woodblock prints
- Linfen Pendi
- Linfen Pu Opera Theatre
- Linfen Shi
- L-infinity-norm
- L-infinity-space