英语语法分析

Azithromycin and Josamycin are the first drugs for it.

阿奇霉素和交沙霉素为首选药物。

Objective: To improve the produce technology of azithromycin granules.

前言：目的：改进阿奇霉素颗粒的制备工艺。

Objective to investigate the influence of azithromycin on unstable angina pectoris.

目的探讨阿奇霉素对不稳定型心绞痛的影响。