例句 /

In recent years, it's urgent to improve outputs of cyclohexanol and cyclohexanone in such a low-efficiency process as the demands for nylons increase sharply.

In recent years, it's urgent to improve outputs of cyclohexanol and cyclohexanone in such a low-efficiency process as the demands for nylons increase sharply.

随着近年来对聚酰胺需求量的增加,迫切需要对于低效的环己烷氧化工艺进行改进,同时应加强现有工艺的反应动力学研究。