理学 计算机输入输出设备 释 card reader 卡片读入机 一种早期的计算机输入设备，它通过纸质卡片上孔的位置排列来识别相应的程序和数据。
计算机硬件 输入输出设备 释文 card reader 卡片读入机
- system detailed investigation
- system determinant
- system development
- system development life cycle
- system development life cycle, SDLC
- system diagram
- system directory
- system distribution
- system documentation
- system dynamics analysis
- system dynamics method
- system dynamics model
- system dynamics simulation
- system efficiency
- system engineering
- system engineering for science and technology
- system environment
- Systeme Preparatoire Infra-Rouge Pour Alerte satellite
- system equivalence
- system error
- system estimation
- system evaluation
- system evolution
- system expandability
- system failure of power system