目的: 采用分光光度法,以芦丁为标准品测定异叶青兰中的总黄酮含量. Objective: Flavonoids in Dracocephalum heterophyllum was investigated by spectrometric method with rutin as standard material.
为了报复，她砸了前任男友的家。She took revenge on her ex-boyfriend by smashing up his home.社区和教会领袖呼吁各方保持冷静,不要采取报复行动.Community and church leaders have appealed for calm and no retaliation.武装部队保持高度戒备，以防发生任何报复行动。The armed forces were on h...
Our company puts up exhibIt'stands at fairs and expositions.我们的公司在展览会和博览会上推出展览点.This point, our predecessors have many expositions not repeat them here.这一点, 前人多有论述,在此不再重复.Innovation has always been a hallmark of wor...