• 安装漏斗、排流软管与管夹。

    Install funnel, drainage hose and pipe clip.

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  • 首先应用自由尾流分析技术来计算旋翼尾迹和发动机绕排流空间的洗流速度。

    First, free wake analysis was carried out to calculate the rotor wake geometry and the downwash around the engine jet space.

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  • 矿区井下电铁干扰使管道受到强烈腐蚀,采用改良型接地排流后收到了满意的效果。

    The electrical interference in the underground mine area gives rise to serious corrosion of pipelines and the improved ground discharge is satisfactorily effective.

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  • 使用生理食盐水灌洗泪液排流系统,或以泪管探条来探测泪液排流管道可能阻塞的部位。

    The use of saline water irrigation tear drainage system, or exploration of the duct to detect tear drainage pipes may be the site of obstruction.

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  • 试验结果表明,该试验技术对进行轴流压气机叶片排流场非定常频谱特性试验是行之有效的。

    Test results have shown that the test technology is effective and suitable for test of unsteady flow frequency spectrum performance of axial compressor.

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  • 如何确定泪水分泌或排流是否正常?眼科医师使用特制的试纸来测试泪水分泌是否正常。

    Secretion of tears, or how to determine whether the normal drainage »eye doctors use a special paper to test whether the normal secretion of tears.

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  • 模拟试验系统首先测量了微径玻璃珠的排流时间,与应用准流体排流经验公式计算出的结果吻合,验证了试验系统的可用性。

    The leaking time of glass pearls was measured through the system, and the measurement result coincides with that of theory computing, which shows the simulation test system is feasible.

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  • 介绍了用有限体积时间推进法进行以蒸汽为介质的蒸汽透平叶片排全三元粘性流场的计算方法。

    This paper gives a brief description of the method for calculating three dimensional viscous flow field of a steam turbine blade row with the use of a finite volume time marching method.

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  • 而其排导措施要注意到此类泥石流的高阻力特征,注意保证排导槽的足够坡度。

    And for the debris flow drainage channel building, it is important to know the high resistance principle of slope debris flow.

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  • 研究了基于叶片弦长的主流雷诺数和二次流-主流流量比对冷却效率的影响,并与叶片上圆柱形孔排的气膜冷却效率分布进行了对比。

    The influences of re based on the blade chord length and coolant-gas flux ratio are tested, and comparison is made between the effect of the converging-expanding hole rows and cylindrical hole rows.

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  • 自2004年开始,黄委在小浪底水库进行大规模的人工塑造异重流排沙的原型试验,取得了宝贵的原始资料。

    Since 2004, Yellow River Conservancy Commission has conducted large-scale prototype testing of artificial density current for sediment ejection and obtained valuable primary data.

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  • 运用异重流对水库进行排沙是延长水库寿命并节约清水资源的行之有效的重要方法。

    Using density current to eject sediment is one of the most effective methods for both prolonging reservoir working life and saving the limited water resource.

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  • 本文采用数值计算的方法对液排渣粉煤旋风燃烧器内的流场进行了模拟。

    This paper simulates the flow field of the slag swirl burner by the numerical calculation methods.

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  • 针对由机匣变形造成的非均匀叶尖间隙,研究了其对多排转子流场特性的影响。

    The focus of this investigation is on the nonuniform clearance caused by casing deformation and its effect on the flow field characteristics of the rotor rows.

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  • 结果表明:对吸、排油采用的三角槽结构尺寸布置应该是非对称形式的,并且采用了此三角槽结构后,配流噪声可以得到较好的控制。

    The result shows: the dimension disposal of the triangular groove used in inlet and outlet way should be unsymmetrical, and plate noises can be controlled well after using triangular groove.

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  • 以一种现场常用的PDC取心钻头为原型,充分考虑排屑槽和切削齿对于井底流动的影响,建立了与实际相接近的PDC取心钻头井底流场的物理模型。

    The bottom hole flow physical model of a kind of PDC coring bits is established considering the effect of junk slot and teeth layout in this paper.

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  • 由于叶排间的相互运动,使叶片表面压力和叶栅通道内的流场呈周期性地变化;

    Because of relative movement of blade rows, the pressure distributions on the blade and the flow field in the cascade vary periodically.

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  • 叶排间距大小对级性能影响几乎可以忽略,但间距减小会造成流场内压力波动增大;

    The IGV-impeller gap barely influences the compressor stage performance, but small gap leads to large pressure pulsation inside the flow field.

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  • 利用计算流体动力学软件(CFD),对某660MW超临界发电机组直接空冷排汽管道内的水蒸汽流场进行了三维数值模拟研究。

    CFD software is used to perform 3-d numerical simulation of steam flow field inside direct air-cooling exhaust steam pipe of a 660 MW supercritical unit.

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  • 一种复式洗涤水膜除尘器,由进烟管、文丘里管、异形管(板)束,脱水旋流片、供水系统、排灰机和水池组成。

    The water film duster for coal-burning boiler is composed of fume inlet, venturi tube, shaped tubular (plate) nest, dewatering swirl blade, water supply system, ash discharger and water pool.

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  • 采用智能型五孔球探针测试技术及等动采样方法 ,对两种新型旋风管排尘结构内的流场及颗粒浓度场进行测量。

    The flow field and the particle concentration distribution were measured in the two types of dust-exhaust structure of cyclone tube.

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  • 本文对旋流排淤器周围流体的流动进行了数学模拟,应用有限元方法计算出其周围的流速场和压力场。

    This paper considers numerical simulation of the threedimensional radial flow for the fluid around the desiltor, then the circular flow is added in order to generate the spiral flow.

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  • 由空压机提供的气体通过一排微小直径的喷嘴进入静止水体,形成水气两相流流场。在单相PIV和PTV技术的基础上,研究稀疏气液两相流情况下气泡的速度场分布。

    The gas phase was produced by air compressor and entered into still water in the model by little diametical nozzle on line, and the gas-liquid two phase flow field was formed.

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  • 汇流排联络断路器保护:长延时过流、瞬时过流保护。

    Protection of bus-tie circuit breakers: long time delay overcurrent and instantaneous overcurrent.

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  • 本文采用数值方法对叶轮机基元非定常流和排间匹配进行深入研究。

    Numerical studies about cascade unsteady flow and the edge-matching technique are presented in this paper.

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  • 本文用实验的方法模拟研究了涡轮叶片尾缘出流对带叉排扰流柱阵列的内冷通道的对流换热特性的影响。

    An experimental research was conducted to simulate the effect of trailing edge ejection of turbine blades on heat transfer of the inner cooling passage with staggered pin fin array.

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  • 利用这种方法不仅可以给出泥石流的运动过程并进行危险性分区,同时对检验泥石流排导槽工程的工程效益具有重要作用。

    This method of debris flow simulation can not only display debris flow movement course and make debris flow risk zoning, but also can check the debris flow channel.

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  • 根据广东省台山市都斛镇灌排河网的特点,建立了河网非恒定出流数学模型。

    Based on specific characteristics of river network in Duhu town of Taishan city, Guangdongprovince, a unsteady outflow model is established.

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  • 口型的冠部截面大、口型圆角R小、流胶口大,排胶温度高,挤出速度慢,则膨胀因数小;

    The swell factor tends to decrease if the cross section of die crown is large, the die round R is small, the runner is large, the dumping temperature is high and the extrusion speed is low;

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  • 口型的冠部截面大、口型圆角R小、流胶口大,排胶温度高,挤出速度慢,则膨胀因数小;

    The swell factor tends to decrease if the cross section of die crown is large, the die round R is small, the runner is large, the dumping temperature is high and the extrusion speed is low;

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