1)  bleeding off,flow off
流下
2)  flow off
流下
3)  air descend
气流下降
1.
A comparison experiment between the common flue-cured house with air descend and the improved close flue-cured house was conducted to investigate the flue-cures cost and economic benefit.
以原烤房为基础改成增大容量的密集烤房,采用烤烟品种云烟87为材料,对气流下降式与小型密集烤房的烘烤成本和经济效益进行了对比分析。
4)  downflow
并流下行
1.
The mathematical model for the gas-solid heat transfer in cocurrent downflow circulating fluidized bed(CDCFB)reactor was proposed in this paper.
提出了并流下行循环流化床反应器气 -固传热模型 ,并采用稳态传热的实验方法 ,测定了并流下行循环流化床反应器中 ,不同操作条件下 ,轴向颗粒温度分布及气、固相进、出反应器的温度 ,进而利用Matlab工程数据处理软件回归求得模型参数即气 -固轴向截面传热系数及表观传热系数的值 ,并由实验结果回归得到模型参数与操作条件的经验关联式 。
5)  Cocurrent downflow
并流下行
1.
Cocurrent downflow circulating fluidized bed is a new type of reactor possessing more effective gas solids contact, lower axial backmixing etc.
并流下行式循环流化床是一种具有气固接触效率高及轴相返混小等优点的反应器，有广阔的应用前景。
2.
The mathematical model for the gas-solid adsorption mass transfer in a cocurrent downflow circulating fluidized bed(CDCFB) reactor is proposed in this paper.
建立了并流下行循环流化床反应器气固吸附传质模型,并采用稳态示踪的实验研究方法,测定了下行床中气相示踪剂浓度的轴向分布,进而利用Marquardt多元非线性回归方法求得了模型参数即轴向扩散系数和传质系数的值。
3.
A feasible Laser Doppler Velocimetry technique based on Amplitude Discrimmation has been used to determine the local gas and solids velocity simultaneously, which can lead to the local slip velocity between the gas and solids in a cocurrent downflow circulating fluidized bed (CDCFB).
利用幅值鉴频的激光多普勒测速技术,同时测定并流下行循环流化床（CDCFB）中的气体和固体的局部速度,由此可以获得气固间的局部滑落速度。
6)  stream trenching
河流下切
参考词条
补充资料：水性流下
水性流下 水性流下 　　病因病理学名词。系借用五行学说中关于水往下流的自然现象，比喻水湿邪气所致病变有向下趋势的特点。如腹泻、下肢倦怠和浮肿等。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。