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
- two point correlation function
- two-point correlation function
- two-point discrete space
- two-point distance
- two point distribution
- two-point distribution
- two-point equation
- two-point form
- two-point interpolation problem
- two-point linkage analysis
- two-point problem
- two-point property
- two-point tensor
- two-point threshold
- two-port
- two-port network
- two-priority
- Two Prison Guards
- two proton emission
- two-proton emission
- two proton radioactivity
- two proton separation energy
- two public opinion fields
- two-pump model
- two-reflector antenna