俄亥俄州的国会议员约翰逊.宾汉姆是平等保护条款的起草者.Congressman John Bingham of Ohio was principal framer of the Equal Protection Clause.理事会决议的起草者设法精确的宣布什么是不合法的?What exactly is it the drafters of the council resolution are trying to outlaw?提案的起...
用香草醛-冰醋酸比色法测定西洋参中总皂甙的含量.The content of ginsenoside in Panax quinquefolium L was determined by colorimetry.市场上也出售含有良好风味的香草醛或乙基香草醛的焙烤粉.The market also offers baking powders flavored with vanillin of ethyl vanillin.香草醛的味道很好...