文学 灰色成分替代 释 gray component replacement；GCR 灰色成分替代 在彩色图像复制中，凡是用三原色油墨叠印或混合而构成的复色区的非彩色值，可采用三原色中最弱色相等的黑色油墨来替代，并获得相同的视觉效果。
GCR 全称：Galactic cosmic rays。银河系宇宙线
计算机硬件 存储设备 释文 group coded recording, GCR 成组编码记录
- displacement vector
- displacement ventilation
- displacement voltage
- displacer
- displacive
- displacive modulation
- displacive phase transformation
- displacive phase transition
- display
- display advertising
- display and control
- display and recording instrument
- display and research department
- Display at the Confucian Temple
- display at the Guangzhi Yuan Museum
- display design
- display device
- display equipment
- display flight
- display imaging material
- display instrument
- display light-emitting diode package
- display materials
- display memory
- display metrology