He seemed so sure of his decision, how could he flip-flop so dramatically now?他当时好像对自己的决定非常肯定,现在怎么会突然有如此巨大的转变呢?The thunder crashed dramatically.雷声震耳欲聋。She bowed dramatically. 'Anastasia Krupnik, at your service,...
研究了用紫外分光光度法测定焦性没食子酸含量的一种新方法.An UV - spectrophotometry determination method for pyrogallic acid content was studied.目的测定铁苋菜中没食子酸的含量.Objective To determine the content of gallic acid in Acalypha australis L.目的:建立高效液相测定珠子肝泰...