At last, the online cleaning was carried out using the Two Way Flow (TWF) technology.
最后进行了双向流工艺的在线中试研究。
2
A comparison between two ways flow (TWF) membrane filtration process and common membrane filtration process were made in a PVDF hollow fiber membrane separation process.
利用聚偏氟乙烯(PVDF)中空纤维膜，对比考察了双向流膜过滤工艺与普通膜过滤工艺。
3
To carry out the on-line cleaning in industry, a kind of cleaning equipment is devised according to the principle of the two Way Flow (TWF) technology, and two cleaning schemes is constituted.