系统软件 操作系统 释文 general purpose operating system 通用操作系统
- concentric circles
- concentric conics
- concentric cylinders
- concentric eclipse
- concentric eyewall typhoon
- concentric fractures
- concentricity
- concentricity measurement
- concentric-lay cable
- concentric layer
- concentric lens
- concentric light beam
- concentric-line resonators
- concentric lines
- concentric nebulizer
- concentric resonator
- concentric spheres
- Concepción
- Concepción, Volcáno
- concept
- concept art designer
- concept assimilation
- concept attainment
- concept car
- concept content and context model