理学 计算机存储部件 释 magnetic tape back-up system 磁带后援系统 以磁带为脱机的后端存储设备，用于存储从联机设备中转移数据的备份系统。
计算机硬件 存储设备 释文 magnetic tape back-up system 磁带后援系统
- pentadodecahedron
- pentaerythritol
- pentaflake
- pentaflex
- pentagamma-function
- pentagon
- pentagonal
- pentagonal antiprism
- pentagonal cupola
- pentagonal dodecahedron
- pentagonal number
- pentagonal-number theorem
- pentagonal prism
- pentagonal prism, pentaprism
- pentagonal pyramid
- pentagonal pyramidal number
- pentagonal rotunda
- pentagonal square number
- pentagonal square triangular number
- pentagonal symmetry
- pentagonal trapezohedron
- Pentagon Papers case
- pentagon tiling
- pentagon triangle picking
- Pentagram