信息安全 密码理论与技术 释文 self-synchronous cipher 自同步密码
- pear brown spot
- pear crown gall
- pear curve
- pear fruit sawfly
- Pear Garden Government
- pear genus
- pear industry
- Pearl
- pearl
- pearl ball
- pearl curve
- Pearl Harbor
- Pearl Harbor Incident
- pearlite
- pearl mica
- pearl millet
- pearl of Sluze
- pearl oyster
- pearl oysters
- Pearl Pagoda
- Pearl Poet
- Pearl-Reed curve
- Pearl River
- Pearl River delta agriculture
- Pearl River delta economic zone