下向输送 meaning in Chinese
downhill conveying
Examples
- This research is to eject some compressed air into the dredging pipe to get tri - phase flow in the pipeline , and research the change about the pipe resistance , at the same time , obtain the more effect adding gas method and realize reduction friction and prolong the dredging distance
本文研究的目的是在一定的浆体流速和浆体浓度下向输送管道中加入一定量的气体，在管道中形成三相流，进而探讨加气后管道流动的变化规律，同时确定出比较有效的加气方案，从而实现减少阻力延长排距的目的。