查询词典 annuli
- 与 annuli 相关的网络例句 [注:此内容来源于网络,仅供参考]
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Unsteady flow of power-law fluid in eccentric annuli with the inner cyinder reciprocating axially is studied in this paper.
本文研究了幂律流体在内管做轴向往复运动的偏心环空中非定常流的流动规律。
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Power-law fluid is used to describe the Non-newtonian rheological property of the produced fluid in a polymer-driving well; the governing equations, boundary and initial equations of power-law fluid in eccentric annuli with the inner cylinder reciprocating axially is established in bipolar coordinates system; formulas of instantaneous flow rate and stress distribution on the outwall of the inner cylinder of the unsteady flow of power-law fluid in eccentric annuli with the inner cylinder reciprocating axially are established.
在理论上,用幂律流体模型描述了聚合物驱油井产出液的非Newton流变性;建立了双极坐标系下幂律流体在内管做轴向往复运动的偏心环空中非定常流的控制方程及边界条件和初始条件方程;建立了双极坐标系下幂律流体在内管做轴向往复运动的偏心环空中流动时瞬时流量和流体在内管壁上的压力分布计算公式。
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The velocity profile, apparent viscosity and laminar - turbulent transition for dilatant cement slurry flow through ecentric annuli are studied in this paper.
本文研究了胀流型水泥浆在偏心环空中的速度分布、视粘度及流动状态的转变等问题。
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Objective To study the glycosaminoglycancontent and its percentage composition in annuli fibrosus of normal and degenerated intervertebral disci,and to discuss the pathogenesis of degeneration of intervertebral disc.
目的 研究正常和退变腰椎间盘纤维环中糖胺多糖含量及其主要成份百分组成,探讨椎间盘退变的发生机理。
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According to the numerical results, the 3-D influence is expressed in its end plate effect when the annuli is in horizontal position.
计算表明同心套管在水平放置条件下三维的影响体现在端面效应上。
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The velocity profile should be confirmed when non - Newtonian fluid flowing in duct and annuli is researched.
在研究非牛顿流体圆管和环空管流层流流动问题时,确定其速度分布是关键。
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The effects of variable properties on flow and heat transfer were also studied. 1. SIMPLEC algorithm was used to simulate the laminar natural convection flow in horizontal concentric annuli with the assumption of constant properties. Numerical studies range are as follows: Ra〓 number 100~10〓, radius ratio 1. 2~10.Velocity and temperature distribution profile and the heat transfer result were derived. The comparison of heat transfer results under the boundary condition of constant heat flux and constant wall temperature was also made.
对水平同心套管内层流自然对流采用SIMPLEC算法进行了数值模拟,在〓,半径比1.2~10范围内使用定物性假设进行了计算,得到有关温度和速度的分布以及相应的换热结果,并比较了内壁面分别处于定热流和定壁温条件下换热结果的差异,根据换热计算的结果整理并拟合有关的换热关联式。
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By reading otolith annuli for SBT aged 2-9 yr; this approach was further modified and validated for fish up to approximately 30 yr old .
通过读SBT的otolith环体变老了2-9 yr;这种方法为鱼进一步被修改了并且被确认了大约30 yr old。
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Taking HPAM solutions as an example, the unsteady flow of power-law fluid in eccentric annuli with the inner cylinder reciprocating axially is calculated; the distribution of velocity, flow rate and stability parameter is obtained; taking HEC solutions as another example, the flow of second order fluid in eccentric annuli with the inner cylinder moving axially is calculated too; the distribution of velocity and stress is obtained; the effect of eccentricity and axial movement on stress distribution on the outwall of the inner cylinder is analysed.
在理论上,分别用二阶流体和幂律流体模型描述聚合物驱油井产出液的非Newton流变性;分别建立了双极坐标系下二阶流体和幂律流体在内管做轴向往复运动的偏心环空中非定常流的控制方程及边界条件和初始条件方程;建立了幂律流体在内管做轴向往复运动的偏心环空中流动的稳定性参数和流体在内管壁上的压力分布计算公式;建立了二阶流体在内管做轴向运动的偏心环空中流动的流体在内管壁上的压力分布计算公式。
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The effects of gap size, shape, inclination angle, pressure and form losses of two ends of annuli were discussed. Based on experimental data and theoretical analysis results, a new half-empirical correlation was also derived which can accurately predict the CHF of vertical annuli, circle tube and rectangular channel in a very wide range of H/De values.
在实验和理论分析的基础上,提出了一个新的,可用于计算竖直环隙、圆管及长方形流道内自然对流沸腾临界热负荷的半经验公式,其计算精度和适用范围较现有的计算公式有显著提高,原则上不受H/De值大小的限制。
- 推荐网络例句
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As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.
每逢看到沃林顿那刚毅的脸,那乌黑、忧郁的眼睛,她便会相信,他一定作过不幸的爱情的受害者。
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Maybe they'll disappear into a pothole.
也许他们将在壶穴里消失
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But because of its youthful corporate culture—most people are hustled out of the door in their mid-40s—it had no one to send.
但是因为该公司年轻的企业文化——大多数员工在40来岁的时候都被请出公司——一时间没有好的人选。