Determination of tin and lead content in tdi-reduction catalyzer by x-ray fluorescence spectrometry .
x荧光光谱法测定锡酸铅tdi还原型催化剂中锡和铅含量。
The amidate modified reaction of lanolin was , studied material mole ratio , temperature , time , the dosage of catalyzer etc. factors affecting on the reaction were discussed .
研究了羊毛脂酰胺化改性反应,探讨了物料摩尔比、温度、时间和催化剂用量等对反应的影响。
The functions of their diffuseness , orientation , agglomeration , catalyzer and controls are indispensable factors of science development .
