substitution cipher 代换密码
信息安全 密码理论与技术 释文 substitution cipher 替代密码
- slow variation
- slow wave
- slow-wave antenna
- slow wave circuit
- slow wave potential/basic electrical rhythm
- slow wave sleep
- slow wave structures
- SLP
- SLR
- SLR(1) parser
- SLR(1)语法分析器
- SLS
- S. L. Sobolev
- S. L. Sobolev (1908—1989)
- slubby yarn
- slub yarn
- Sludge aerobic fermentation
- sludge conditioner
- sludge conditioning
- sludge dewatering control system
- sludge digestion
- sludge disposal
- sludge drying
- sludge gas
- sludge gas; biogas