Cocurrent gas solid downflow fluidized bed ( downer) reactors

Hydrodynamics for Concurrent Downflow of Gas-Solid Suspensions

气-固并流下行系统中两相流体力学行为的研究

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Study on nitrate-nitrogen removal and community analysis of denitrifying bacteria in downflow fixed-bed bioreactor

下流式固定床反应器中反硝化细菌类群及其脱氮效率分析

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A novel inertial separator for gas-solid suspension in concurrent downflow

气-固并流下行惯性分离装置的研究

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Relations Between COD Removal and Biofilm Thickness and Density of Downflow Anaerobic Turbulent Bed

降流式厌氧紊动床COD去除与生物膜厚度及密度的关系研究

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Gas hold-up characteristics of downflow liquid jet loop reactors

下喷式环流反应器的气含率特性

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Boiling heat transfer characteristics of steam-water two-phase downflow and upflow in vertical tube

垂直管内汽水两相下降流动和上升流动时的沸腾传热特性

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The effective interfacial area in concurrent downflow packed column

并流填料塔滴流区有效界面积

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The mathematical model for cocurrent downflow gas-solid suspensions

并流下行快速流态化气-固两相流动模型的研究

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Pilot study on fertilizer plant industrial wastewater treatment by upflow and downflow biological aerated filter

上下向流BAF处理化肥厂工业废水的中试研究

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Particle Flow Patterns in a Gas-Solid Cocurrent Downflow Fast Fluidized Bed

气固并流下行快速流化床反应器颗粒运动规律的研究

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Study on Fast Pyrolysis in Downflow Fluidized Bed Reactor of Biomass

生物质在下行流化床中快速热解实验研究

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Developmental Technique of Potential Energy in The Waste Materials And The Downflow Sludge

废弃物和下水污泥中潜能的开发技术

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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；

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The inner cycling MBR did favor to the two kinds of circumstances, the upflow aerobic circumstance ( nitrification) and the downflow anoxic circumstance ( denitrification), enhancing the TN removal efficiency to about 50%.

内循环膜生物反应器有利于形成向上流的好氧（硝化）环境和向下流的缺氧（反硝化）环境，提高系统脱氮效率到50%左右。

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The water quality evolvement process in Yangtze River drainage area is believed as a complex network system, with having lots of nodes and correlating to the downflow.

长江流域水质演变过程可看成是一个具有多节点，向下流关联的复杂网络系统。

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Break a leg tomorrow at your job interview. I hope that you'll get the job.

希望你明天的面试表现完美，得到那份工作。

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A puddle of water or a patch of mud may make them break a leg or sprain a knee.

一汪儿水，一片儿泥，都可以教它们劈了腿，或折扭了膝。

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I think it's better to break a man's leg than his heart.

我认为伤一个男人的腿要比伤他的心好。

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All right! Break me off a leg there.

好的！给我扯一条腿。

provided by jukuu

David: Break a leg. I know you can.

戴维：加油。我知道你办得到。

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