downflow
vt. 下冲
n. 溢流管
例句
- The torrents were impeded in their downflow. 激流下泻不畅。
- Downflow chamber and surface layer were main purification space of pollutants. 下行流池表层基质是污染物降解的主要空间；
- "Qi activity" is mainly manifested by the four forms: upflow, downflow, outflow and inflow. “气机”，主要表现为升、降、出、入四种形式。
- To reduce the heavy load on dust collectors, upflow beds were soon replaced by downflow fluidized beds. 为了减轻粉尘收集器的负荷,上流式流化床不久被下流式流化床所取代。
- The downflow and horseshoe vortex is guided to the downstream successfully far away from the bridge pier structure. 向下射流与马蹄形涡流成功的被导引至桥墩结构物下游后方处。
- Objective To study the community of denitrifying bacteria and nitrate-nitrogen removal in downflow fixed-bed bioreactor. 目的研究下流式固定床反应器的脱氮效果及反硝化细菌群落结构。