渐新统—中新统
Oligocene—Miocene boundary
八进制程序更新系统
OR circuit
opus
octal program updating system
程序馆更新系统
program library update system
Plus
磁层-电离层系统(MI系统)
Magmetosphere-Ionosphere(MI) system
逻辑查询与更新系统
LINUS Logical Inquiry And Update System
逻辑询问和更新系统
logical inquiry and update system
LINUS
森林资源采集与更新系统
forest resource dynamic data collection and updating system
无限维离散系统系统
Infinite dimensional discrete time systems
自动化输入与目录更新系统
automated input and directory update system
AIDUS
自动化输入与文件更新系统
automated input and document update system
AIDUS
自动化微缩胶卷孔径卡更新系统
automated microfilm aperture card update system
AMACUS