• The film hole flow coefficient is increased with momentum ratio, especially when momentum ratio is small.

    流量系数动量增大而增加,小动量比下,影响尤为明显;

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  • The separated layer polymer injection pipe string consists of well-flushing packer, down-hole flow distributor and bottom ball.

    分层管柱主要可洗井隔器、配注组成。

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  • The geometry shapes and arrangements of the nozzle are the key factors to determine that the bottom?hole flow field is reasonable or not.

    喷嘴几何形状、喷嘴布置方式决定井底漫流是否合理关键因素

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  • 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.

    种现场常用PDC心钻头为原型,充分考虑和切削齿对于井底流动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

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  • The iPhone and the iPad have effectively drilled a hole that will allow ephemeralization to flow into a lot of new areas.

    Iphoneipad已经打开了一个商品陈旧加速化趋势流入许多新的领域

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  • According to classical general relativity, neither matter nor information can flow from the interior of a black hole to an outside observer.

    按照古典广义相对论,既不是物质也不是信息黑洞内部流动外面观察者那里。

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  • In order to study the fuel mass flow rate regulation characteristics of tube-in-hole for solid fuel ramjet, the flow field of turbulent combustion was numerically analyzed.

    为了研究固体燃料冲压发动机内部套管结构调节燃料流量特性某模型发动机的湍流燃烧进行数值分析。

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  • Backwater hole and then right to the water flow convergence, the flow along the spiral case.

    然后水孔汇合,顺着蜗壳流动

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  • The flow through the exhaust hole and maze was relatively small, and the effect on the static holding flow was also small.

    气孔流量迷宫流量所占的份额很小步进缸静态保持流量的影响很小;

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  • In this paper, the influence of flow coefficient of injector hole, hole diameter and needle lift on emission is studied through contrast experiment of different injectors.

    本文通过对柴油机配置不同喷油器所进行排放对比试验研究分析了喷油器流量系数、喷孔直径针阀升程排放的影响

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  • The general analytic solution for the potential flow in an elliptical area with a coaxial elliptical hole was found by combining similar flow substitution and flow area division.

    采用区域解法,给出中心椭圆椭圆形区域内位势流动问题的解析通解。

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  • On the other hand, has been separated from gas and water into the impeller chamber and the water flow by about backwater hole to return to the outer edge of the impeller.

    一方面,叶轮分离中的左右回水孔回到叶轮外缘。

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  • The effect of profiled aluminum quality on different design methods have been studied according to the design of profiled aluminum die diffluence hole, lead flow strip working belt and wayout belt.

    铝型材模具分流、导流低工作出口带的设计入手,研究不同设计方法型材质量影响,提出了有效的改进方案。

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  • The blank design principle and method for rolling ring with stepped hole is developed based on the volume flow law and the comparison to the ring rolling experiment is done.

    基于阶梯孔环件轧制体积流动规律,提出了阶梯孔环件轧制用毛坯设计原理方法,并进行轧制实验验证

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  • Finally measurement of the flow field in the rotating disk with a five-hole probe is demonstrated feasible by the numerical simulation.

    最后通过数值模拟预测了旋转试验中可以五孔探针对流进行测量的。

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  • The diameter, flow, shear rate, draw ratio, pressure difference and degree of profile in different configuration of capillary hole were calculated.

    计算不同叶长,叶宽,喷丝板毛细孔的当量直径,单孔流量剪切速率,喷头拉伸,三叶异形孔压力异形

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  • Without diversion hole adjustment plate valve regulating its flow characteristics than ordinary non-diversion plate valve hole.

    导流调节平板闸阀流量的调节特性优于普通不带导流孔的平板闸阀。

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  • The changing of detailed structure of diesel nozzle tip greatly affect the flow characteristics in the nozzle hole and the performance of the following breakup of spray.

    柴油机喷嘴头部细微结构变化对内部流动有显著影响,进而影响到喷雾油束雾化性能

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  • Meanwhile, the downhole motor and MWD are not affected and wellbore trajectory can be controlled because of the continuous fluid phase flow throughout the bore hole.

    同时由于从井口到井底始终存在着连续液相,常规井下动力钻具仪器的性能受影响可以进行正常的轨迹控制。

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  • The flow coefficient has no relation to pressure, but the nozzle hole diameter.

    喷嘴流量系数受喷嘴孔径影响,并与雾化压力微弱关系

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  • The flow of particles of negative energy into the black hole reduces its mass until it disappears completely in a final burst of radiation.

    能量粒子流进入这个黑洞后,会减轻质量直到黑洞发生最后的辐射大爆炸后才完全消失

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  • The static pressure gradient in cyclone air classifier can have influence on the test and measurement for its flow fields by five-hole probe.

    五孔探针测试流式气力分级时,分级机内存在静压梯度测试产生影响。

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  • The text show the method to transact soft base under subgrade by mudjack, plane furnish, hole site, confirm pressure, deep of bore and technics flow of mudjack.

    简要说明压浆处治路基软弱地基方法,平面布置孔径确定压力钻孔深度,以及压浆工艺流程

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  • The results is:the design parameters of step cylinder, weight, size of opposite hole et al, determines the flow margin.

    结果表明:步进设计参数重量尺寸确定静态保持流量范围

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  • The increase of the deepness of the tap hole will reduce the flow on the bottom of hearth.

    死铁层深度加大时,通过铁水流量减小

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  • And at low flow-rates liquid will weep through the hole, reducing the plate efficiency.

    并且流速液体意志通过啜泣减少效率

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  • The reservoir information from flow response on condition of stable bottom hole pressure helps to determine reservoir information.

    井底下流量响应所反应油藏信息有助于确定油藏参数。

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  • The die is heated with electrical resistance cartridge heaters placed in hole drilled in placement areas selected to avoid localized hot spots, which would affect melt flow uniformity.

    模具电阻加热器加热放置精选钻孔避免所在熔点影响熔体流动均匀性

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  • The artificial hole piles are one of most foundation types in the modern construction, The problems on water inflow and soil flow are most troublesome in the construction of hole piles dug by man.

    人工现代建筑主要基础类型之一,而流沙是工控孔桩施工棘手问题

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  • The oil giant then tried to shoot heavy drilling mud into the hole to hold down the flow so it could then insert a cement plug.

    这个石油巨头后来尝试裂口中喷比重高的钻探泥浆,企图堵住外流原油,然后一个水泥塞子堵住缺口。

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