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空腔区
相关语句
  cavity zone
     Aeration Character of Free Jet above the Cavity Zone of Ramp Type Aeration Device
     挑坎掺气槽过流空腔区掺气特性的研究
短句来源
     The experimental results indicated that the flow regime along the sidewall created by the lateral enlargement could be divided into approximately four zones, i.e., the cavity zone, the pressure transient zone, the lowpressure zone and the constant pressure zone.
     试验结果表明在侧墙形成4个区域,即:侧空腔区、压强骤变区、低压区和稳定区,侧空腔长度和侧墙时均压强均与折流器高度有关。
短句来源
  “空腔区”译为未确定词的双语例句
     By this method, various pictures of flowing fluid in the three zones, i.e. the end effect zone, the block packing zone and the shell zone of RS dimple wire mesh packing and foam metal packing at different operating conditions were taken.
     对旋转床内泡沫金属填料与RS波纹丝网填料下不同区域(填料进口区、填料主体区及填料外空腔区)及不同转速、液量等操作条件的流体流动状况进行拍照,得到大量清晰可辨的照片,最终获得旋转床内各流态及其分布等大量信息。
短句来源
     ③ in the end effect zone and the shell zone, liquid exists in droplets.
     ③在填料的进口区和转子外空腔区,液体主要以液滴形式存在。
短句来源
     Objectives To establish one kind of animal model of FHN which is simple、 stable and convenient to observe the treating effect, osteoinductivity and degradation was evaluated after RBX combined with bFGF having being implanted into the necrotic area of femoral heads, so that io explore a new method of curing FHN.
     目的 建立一种方法简便、结果稳定、用于观察治疗效果的股骨头坏死模型; 将吸附有bFGF(4ug)的重组合异种骨(含BMP10mg)植入病灶清除后空腔区,评价其诱导成骨活性及生物降解性,以探索股骨头坏死治疗的一种新方法。
短句来源
     the abrupt the terrain,the larger the closed concentrationcenter, the influence of a larger terrain may override that of a smaller one.
     在陡峭地形和大的平缓地形的背风坡能够形成空腔区空腔区内出现闭合的浓度中心,且地形越陡峭,闭合浓度中心的范围越大; 大地形对扩散的影响可以掩盖其下风方小地形的影响。
短句来源
     Based on the analysis of the acting forces and factors affecting the entrainment process of air from the lower surface of free jet on the aerator, the authors established the expressions for calculation of critical velocity and capacity of air entraiment.
     本文分析了掺气槽空腔区射流底缘气水界面上空气掺入水体过程的作用因素及受力情况,认为掺气是由于气水界面紊动涡体的脉动作用造成自由表面局部凹曲率超过临界值而发生的;
短句来源
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  相似匹配句对
     SMASH DISTRICTS AND EXPANDING OF CAVITIES IN ROCK BLASTING
     岩石爆破的粉碎及其空腔膨胀
短句来源
     necking down region;
     颈缩 ;
短句来源
     7. empty cavity.
     7.空腔
短句来源
     polycrystalline area;
     多晶;
短句来源
     Calculation and Analysis on Flow and Sediment Transport in Cavity Recirculation
     空腔回流水沙特性的计算分析
短句来源
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  detachment area
Note abundant labeling of photoreceptors in the detachment area 5 days after injection.
      
  cavity zone
Early crystallized micas form tapered columnar crystals in graphic pegmatite, growing toward, and adjacent to the miarolitic cavity zone which contains the later crystallized micas.
      
The small cavity zone with fixed operation parameters appears with the nozzle depth increased.
      
Another tower was located downwind of the building in the cavity zone.
      
At early times, a dense vapor-cavity zone is formed in the subsurface region due to the explosive-nucleation process and cavitation.
      
Clearly the reversal of airflow in the cavity zone downwind of the building appeared during the final study as well.
      


In this paper,the air concentration distribution over the cross-section of the free nappe above the aerator device is investigated theoretically by using turbulent transport equation and self-preservation theorem.A formula for calculating the self aeration capacity of the free nappe is derived.The calculated results agree well with the measured data.

本文运用紊动扩散方程和自模理论,对强迫掺气中通气槽挑射水流空腔区水股断面含气浓度分布进行了理论探讨,并提出了射流挟气量的计算公式,所得结果与实测值吻合良好。

Not considering the stratification, using the mean flow pattern over complex terrain obtained byKao and the turbulence statistics parameterization derived from the experiment and theory in the PBL,the innuence of complex terrain on diffusion is simulated with a Monte-carlo model in this paper.Theresults are:the main influence of terrain is lifting and sinking motion over the windward side andleeward side of the terrain,respectively;the abrupt the terrain,the larger the closed concentrationcenter, the influence...

Not considering the stratification, using the mean flow pattern over complex terrain obtained byKao and the turbulence statistics parameterization derived from the experiment and theory in the PBL,the innuence of complex terrain on diffusion is simulated with a Monte-carlo model in this paper.Theresults are:the main influence of terrain is lifting and sinking motion over the windward side andleeward side of the terrain,respectively;the abrupt the terrain,the larger the closed concentrationcenter, the influence of a larger terrain may override that of a smaller one.

不考虑边界层中层结作用,引入Kao得到的复杂地形中的平均流场分布和近十年来PBL实验和理论研究导出的新的湍流统计量参数化关系,本文用Monte-Carlo模式模拟了复杂地形对扩散的影响,结果表明:地形的影响主要是迎风坡抬升和背风坡下沉;陡峭地形和平缓地形的影响不完全相同;在陡峭地形和大的平缓地形的背风坡能够形成空腔区空腔区内出现闭合的浓度中心,且地形越陡峭,闭合浓度中心的范围越大;大地形对扩散的影响可以掩盖其下风方小地形的影响。

In this peper, the aeration character of free jet above the cavity zone of ramp aerstot was inveSthataltheoretically. EInphasis was given on analyzing the air entainment mechanism of free jet,the criti Calall air entrainment,the rising velocity of air bubble,the mefficlent of tUrbulent allfuSion,the crab aeonal air con-centtatjon distribution and the air entrainment capacity of free jet,and the ndghCal formulas for thai Parameters wete Proposed.The main results werecompeied with the experimental data and ...

In this peper, the aeration character of free jet above the cavity zone of ramp aerstot was inveSthataltheoretically. EInphasis was given on analyzing the air entainment mechanism of free jet,the criti Calall air entrainment,the rising velocity of air bubble,the mefficlent of tUrbulent allfuSion,the crab aeonal air con-centtatjon distribution and the air entrainment capacity of free jet,and the ndghCal formulas for thai Parameters wete Proposed.The main results werecompeied with the experimental data and Showing good weement between each other.

本文探讨了挑坎掺气槽过流空腔区的掺气特性.对掺气机理、临界掺气条件、气泡上浮特性、紊动扩散系数、断面含气浓度分布和通气量进行了较详细的理论分析.主要结果得到实测资料的验证。

 
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