greytinn.灰锡greyadj.灰色的n.灰色vi.变成灰色=<美>graygrey relational identification灰色关联辨识Grey-throated Tit Flycatchern.灰喉雀鹟grey whitening weight function灰色白化权函数grey contribution degree theory灰贡献度分析grey correlation entropy method灰熵法greyhair cipadessa root or leaf假茶辣grey relation projection method灰色关联投影法Grey comprehensive relationship灰色综合关联度Grey Hiberarchy Decision MakingGrey-breasted Mountain Toucann.灰胸山巨嘴鸟