无色花色素还原酶
leucoanthocyantin reducase
压花机机架
frame of embossing machine
变色机理
mechanism of photochromism
Discoloration
呈色机理
colouring mechanism
colouration mechanism
color mechanism
coloring mechanism
Color Causing mechanism
color generation mechanism
colour generation
Color-generating mechanism
color development mechanism
Color-generating mechaˉnism
tinting mechanism
防变色机理
anti-tarnishing mechanism
显色机理
Coloration mechanism
Mechanism of color development