单词urb
网络: 城市；请求块(USB Request Block)
Therefore, the paper puts forward encouraging domestic demand as a method for urban development and suggests relevant adaptation of urb. . .
在此基础上，提出了以扩大内需为主的城市发展思路.并建议城市规划理论和技术应进行相应的调整。
Objective: To optimize the extraction process of the total triterpene of Centella asiatica from Centella asiatica (L. ) Urb.
摘要目的：采用正交实验优化从积雪草中提取积雪草总苷的工艺。