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narrow gap
相关语句
  窄缝
    The transition Re Number of the flow in the narrow gap was 500 1 000, the friction resistance of double phase flow was bigger than that of the flow in common cycle tubes.
    研究发现 ,无论是单相还是两相流动都不同于普通管内流动 ,流体在窄缝环形管内流动的转变雷诺数Re为 50 0~ 1 0 0 0 ,两相流动摩擦阻力比普通圆管内的大。
短句来源
    A new model of two phase turbulent flow evaporation heat transfer is constructed for narrow gap channel,and a correlation is put forward.
    提出了适用于窄缝流道内两相湍流蒸发的传热模型,给出了由实验数据回归的传热系数计算公式。
短句来源
    Some important data were described,and the relation was proposed for calculating the friction resistance of the single phase flow and the double phase flow in the narrow gap tube annular, the biggest relative error between the testing value and the calculating value was not more than 7.2%.
    研究获取了重要的实验数据 ,并提出了计算窄缝环形管内单相和两相流动摩擦阻力的关系式 ,试验值与计算值的最大相对误差不超过 7 2 %。
短句来源
  “narrow gap”译为未确定词的双语例句
    By using lubrication equation, elastic equilibrium equation and narrow gap flow theory, the pressure distribution, thickness of liquid film and friction force on the inner surface of the reciprocating rectangular sealing ring, which play an important role on sealing performance, are studied.
    针对往复矩形密封,应用润滑方程、弹性平衡方程和缝隙流理论分析了对密封性能起关键作用的密封圈内表面轴向压力分布、液膜厚度、摩擦力;
短句来源
    Improvement on Narrow Gap Scanning Photography of Particle Motion
    狭缝扫描摄影方法的改进
短句来源
    With using hydrodynamics theory, studying double-vortex velocity distributing of Dean Vortex、annexable centrifugal pressure distributing caused by secondary flow in curve pipe, thrusting out and bringing forward optimization design theory of woven hollow fiber membrane by using Reid’s narrow gap theory,gaining optimization design theory and data which could use for engineering applying.
    本文用流体力学理论研究了弯曲流道中流体的迪恩涡双涡流速度分布、因二次流引起的附加离心压力分布,采用Reid 窄隙理论推导并提出了编织型中空纤维膜优化设计理论,得到可供工程应用的优化设计理论和优化设计数据。
短句来源
    Through analysing the testing principle of two-dimensional particle motion and applying the technology of high speed narrow gap scanning photography, a testing system has been established. This system can register the locus and velocity of two-dimensional particle motion. thus widening the studying field of high speed narrow gap scanning photography from one-dimensional to two-dimensional.
    从分析二维运动的测试原理入手,利用高速狭缝扫描摄影技术建立了测试系统,该系统能获得二维运动的轨迹和速度,从而把高速狭缝扫描摄影的研究领域由一维拓展到了二维.并对两种测试系统进行了比较.
短句来源
    The boiling heat transfer rate in a narrow gap is much higher than that in a pool, and its heat transfer mechanism is dominated by the evaporation of thin liquid film under deformed bubbles.
    狭窄空间中的池沸腾传热强度高于大空间池沸腾,其主导传热机理是受压变形气泡底部的微液膜蒸发机理。
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  narrow gap
When two unequal spheres are very close, the low-Reynolds-number flow in the narrow gap between them can be analysed using lubrication approximations, and asymptotic formulae for the forces and couples acting on the spheres deduced.
      
The physical model of the crack consists of a narrow gap between two flat glass plates (Hele-Shaw cell).
      
The present work is intended to be an extension of the classical Graetz-Nusselt problem on non-Newtonian power law fluids with temperature dependent rheological properties flowing through a narrow gap formed by two wide parallel plates.
      
After filling of the narrow gap, we adopted the CMP process for global planarization and obtained good planarization performance.
      
We have studied the 1/f noise current in narrow gap semiconductor heterostructure diodes fabricated in mercury cadmium telluride (HgCdTe) and designed to operate in a non-equilibrium mode at room temperature.
      
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Heat transfer characteristics of two phase turbulent flow evaporation have been studied in a 2mm ×30mm rectangular gap channel. The work fluids are water and n-propanol. A new model of two phase turbulent flow evaporation heat transfer is constructed for narrow gap channel,and a correlation is put forward. The average error of this correlation is 6.5% in comparison with the experimental data.

以水和正丙醇为工质,对矩形窄缝流道内两相湍流蒸发区的流动沸腾传热进行了实验研究。提出了适用于窄缝流道内两相湍流蒸发的传热模型,给出了由实验数据回归的传热系数计算公式。与实验数据比较,平均相对误差为6.5%。

By using lubrication equation, elastic equilibrium equation and narrow gap flow theory, the pressure distribution, thickness of liquid film and friction force on the inner surface of the reciprocating rectangular sealing ring, which play an important role on sealing performance, are studied. Theoretical calculation is done by finite element method and difference method. The pressure distribution and friction force are also measured in experiments.

针对往复矩形密封,应用润滑方程、弹性平衡方程和缝隙流理论分析了对密封性能起关键作用的密封圈内表面轴向压力分布、液膜厚度、摩擦力;并用有限元和差分法对其进行了理论计算;最后用实验测试了压力分布和摩擦力.

Through analysing the testing principle of two-dimensional particle motion and applying the technology of high speed narrow gap scanning photography, a testing system has been established. This system can register the locus and velocity of two-dimensional particle motion. thus widening the studying field of high speed narrow gap scanning photography from one-dimensional to two-dimensional.

从分析二维运动的测试原理入手,利用高速狭缝扫描摄影技术建立了测试系统,该系统能获得二维运动的轨迹和速度,从而把高速狭缝扫描摄影的研究领域由一维拓展到了二维.并对两种测试系统进行了比较.

 
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