In Taizhou, Yu un-channeled a local river, removing cement barriers and letting it flood into a wetland through which he snaked bicycle paths, docks and terraces. 在台州，俞博士摈弃了河道的渠化，拆掉了混凝土的河岸，而是让洪水进入岸线的湿地，在湿地里设置自行车道、码头和观望台。
This paper introduced phosphoric acid remove mix method and produce of ammonium phosphate tribasic method. 介绍了磷酸除杂质方法及生产磷酸三铵方法。
Its acid remove capability is 7 times as that of diatomite, and 2.5 times as that of active activated alumina and modified alumina. 除酸能力是硅藻土的7倍，高于活性氧化铝和改性氧化铝2.
There are particular requires for antifog and corrosion inhibitor in large-scale hydrochloric acid pickling line with regenerating system of waste acid removing silicon. 带有废酸脱硅再生系统的酸洗机组对于所用抑雾缓蚀剂有特殊的要求。