英语语法分析

Based in Wiesbaden, SGL was once owned by the Hoechst chemicals company and is currently Europe's sole manufacturer of carbon fiber materials.

西格里碳素集团位于威斯巴登，曾属于郝斯特化学工业公司，现在是欧洲唯一的碳纤维材料生产商。

Though Hoechst, once the local chemical giant, was absorbed into sanofi-aventis of France in 1999, its Frankfurt site still churns out polymers, pigments and pharmaceuticals.

虽然赫斯特公司在1999年被法国的赛诺菲-安万特公司收购，但它的法兰克福工厂还在批量地生产出化学聚合物，颜料和药物相关的产品。

Ciba has developed a nitrite feed rate gauge system for controlling process of continuous diazotization by polar voltage method, and Hoechst has developed newly an equipment for continual coupling.

汽巴公司发明了用极性电压法控制连续重氮化过程中亚硝酸盐加入速度的探测系统，赫斯特公司发明了连续式偶合装置。