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
- East Siberian Sea
- East Timor
- East to west water transfer project in Peru
- Eastward Prelude
- east-west asymmetry
- east-west effect
- east-west line
- east-west poverty alleviation collaboration
- East-West relationship
- East Wind
- east wind drift
- Eastwing of National Gallery,Washington D.C.
- East Yang province
- East Zhejiang Maritime Affairs and Folk Custom Museum
- easy-addition theorem
- easy axis
- easy axis [of magnetization]
- easy axis of magnetization
- easy care textile design
- easy caught carp
- easy direction
- easy direction for magnetization
- easy direction of magnetization
- Easy Rider
- easy slippery stratum