电光光密度调制器
electro-optical light intensity modualtor
双光束分光光密度计
double-beam spectrodensitometer
旋转压实密实曲线
gyratory compaction densification curve
X射线荧光光光谱
X-ray fluorescence spectrometry
包层模光密度分布
cladding modes intensity profile
薄层光密度法
alkaloids
HPLC
TLC-densitometry
TLCS
Thin-layer optical densitometric method