理学 操作系统 释 basic input/output system 基本输入输出系统 计算机系统中通常被固化在ROM中的一组程序，包括基本输入输出程序、开机自检和硬件初始化程序、操作系统引导程序以及运行时服务程序。
系统软件 操作系统 释文 basic input/output system, BIOS 基本输入输出系统
- regrowth
- regula falsi
- regula falsi method
- regular
- regular 17-gon
- regular adjoint orbit
- regular affine scheme
- regular affinity
- regular aleph
- regular algebra
- regular algebraic equation
- regular algebraic surface
- regular analytic curve
- regular analytic differential
- regular analytic function
- regular analytic set
- regular angle
- regular antiprism
- regular anti-representation
- regular arc
- regular arrow
- regular astroid
- regular A-system
- regular automatic bowling technique
- regular automorphism