Carbon, hydrogen and oxygen combine chemically to form carbohydrates and fats.碳、氢、氧化合形成碳水化合物和脂肪。Many smokers who are chemically addicted to nicotine cannot cut down easily.许多有尼古丁瘾的抽烟人不容易把烟戒掉.Chemically treated hair can b...
Incorporation of a dideoxy analog prevents further elongation and so produces a chain termination extension product.双脱氧类似物的插入将阻止进一步延伸,而产生链终止延伸产物.International Economic Consultants Incorporation国际经济咨询公司Such simplified rad...
Meanwhile, acetone was a polymerization inhibitor in preventing the self - polymerization ofp - methoxybenzyl chloride, and 11.同时探索了甲氧基苄氯自聚的阻聚剂, 初选的阻聚剂丙酮可使甲氧 基苄 氯粗品的收率提高11....