理学 操作系统 释 operating system 操作系统 计算机中管理和控制硬/软件资源的系统软件，向程序和用户提供系统服务，使用户方便地使用计算机，使计算机系统高效地运行。
operating system 操作系统
系统软件 操作系统 释文 operating system, OS 操作系统
- Master Embracing Simplicity
- Master Embracing Simplicity: Inner Chapters, block-printed edition by Rong Liulang's Bookstore in Lin'an (1152), twenty-second year of the Shaoxing era, Song Dynasty
- master equation
- master flowmeter method
- master frequency
- master gene
- master grating
- Master Guliang’s Commentary on Spring and Autumn Annals
- Master Guliang’s Commentary on Spring and Autumn Annals,handwritten copy,third year of Longshuo era,Tang Dynasty
- Master Heguan
- master industrial economic map
- master key
- Master Lei's Discourse on Drug Processing
- mastermind
- master morality and sliver morality
- Master objective programming
- master of agriculture
- master of applied psychology
- master of applied statistics
- master of architecture
- master of auditing
- Master of Business Administration
- master of business administration
- master of Chinese materia medica
- master of civilian dance