improved synthesis

• 工艺改进

improved synthesis的用法和样例：

例句

1. An improved method for synthesis of clindamycin acetonide was introduced.
   介绍了制备克林霉素磷酸酯中间体丙酮叉的工艺改进方法。
2. The improvement on production technique of sulfurized olefin abroad was described,the improved technique was compared with the traditional one.
   介绍了国外硫化烯烃的生产工艺改进方法及改进后的硫化烯烃与传统硫化烯烃的性能比较。