单词downcomer
na.: 下水管；落水管；下导管
网络: 下降管；降液管；锅炉降水管
下气道
下烟道
下水道
溢流管
下水管;落水管;下导管
下降管
The gas holdups both in the riser and the downcomer slightly decreased with an increase in superficial liquid velocity.
各级内上升管和下降管的气含率均随表观液速的增大而减小，但影响程度较小。
DOWNCOMER BACKUP FLOOD: Downcomer is totally full of froth; liquid backs up on tray.
降液管液泛：降液管被完全充满，液相回流到塔盘。
DJ series tray with rectangular suspending downcomer has 30%~50% higher liquid capacity than common trays with arch downcomer .
新型高效大通量DJ系列塔板采用矩形悬挂式降液管，液体通量可比一般塔板提高30%~50%。
The top centre downcomer, below Tray 39, looked normal.
塔顶39层之下的中心降液管正常运行。
Influence of Structure Parameters on Local Resistance at the Bottom of Downcomer on the Tray Column Equipped with a Seal Pan
带受液槽板式塔中降液管底端结构参数对局部阻力的影响
CFD Study on Fluid Dynamics Characteristics of Downcomer Zone in an Airlift Internal Loop Bioreactor
用CFD研究气升式内环流生物反应器下降管中的流体力学性质
Cold Model Study of Two-Stage Fluidized Bed with Downcomer
外置溢流管型双层流化床冷模研究
Dumping of the Tray with Suspending Downcomer and its Effect on Mass Transfer Performance
悬挂降液管塔板的冲击漏液及其对传质效率的影响
Analysis and Countermeasures for the Weld Bead Crack on the Downcomer of Waste Heat Boiler in Sulphuric Acid Plant
硫酸废热锅炉下降管焊缝产生裂纹的原因分析及防治对策
Structure characteristic and application of tray with suspending downcomer
矩形悬挂降液管塔盘的结构特点与工业应用