The chromogenic reaction between HSCT and silver was studied.研究了氯磺酚偶氮硫代若丹宁(HSCT)与银的显色反应.Chromogenic black - and - white photographic film is a new emergent type of black - and - white film.黑白 染料胶片是继彩色胶片之后发展起来的一种新型黑白胶片品种....
Expression of the exogenous genes was confirmed by assay of � � - galactosidase and glucokinase activity.基因的表达通过β 半 乳糖苷酶和葡糖激酶活性测定得到确证.The content of liver glycogen and the activity of liver glucokinase were studied.实验结束后...