跟EBC分析法一样, 新的测定法也是以分光光度法测定2 、 3—— 二烃基喹喔啉为基础.Like Analytica EBC, the new assay is based on the spectrophotometric stimation of 2, 3 - dialkylquinoxalines .二烃基 ( 基 ) 醚的萃取行为受极性和空间取代基效应的控制.The extraction behavior of dialkyl ...
The question is a tree fruit probably has how many milliliter?问题是一颗椰果有多少毫升?The question is how much cellulose does a unit milliliter probably have?问题是一单位毫升大约有多少纤维素?The human mouth contains about 100 million microbes per ...