英语语法分析

Objective: Studied the efficiency of cortex of Albizzia to tumor.

目的：探讨合欢皮皂甙对肿瘤的抑制作用。

Objective To study the optimum extraction process of quercitrin of Albizzia julibrissin Durazz.

目的建立合欢花中槲皮苷的提取工艺。

Objective: To isolate and identify the chemical constituents of the Albizzia Kalkora (Roxb) Prain.

目的对山合欢皮的化学成分进行分离、鉴定。