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
- Slogan Building of the Red Army
- S. Lojasiewicz
- S. Lojasiewicz (1926—2002)
- slope
- slope analysis
- slope angle
- slope coefficient
- slope collapse
- slope-deflection method
- slope deformation
- slope deformation and failure
- slope deposit
- slope design
- slope efficiency
- slope environment
- slope erosion
- slope erosion processes
- slope excavation
- slope farmland treatment project
- slope field
- slope filter
- slope function
- slope greening
- slope-intercept form
- slope landform