查询词典 Reynold

The effects of external cross flow, hole geometry and Reynold number in the hole were taken into account.

该算法主要考虑了气膜孔出口主流流动状况、气膜孔几何参数和孔内流动雷诺数对气膜孔流量系数的影响。

The paper introduces aerodynamic configuration optimization design of lower Reynold number aeroplane using genetic algorithm,and makes prototypes to test feasibility and correctness of design.

试验结果表明该优化设计方法是十分有效的，可以用来对具有正常布局形式的飞机进行气动外形的优化设计。

Based on the low Reynold number and small flux model, the purpose of the paper is to study the velocity and thickness of the liquid film outside the horizontal tube.

本文采用低雷诺数小流量模型对粘性流体在水平管外形成液膜的流速以及膜厚分布进行分析和计算。

Based on the low Reynold number and small flux model, the velocity and thickness of the liquid film outside the horizontal tube were studied.

结果表明：重力驱动在光滑横管外壁面白发形成均匀的液膜是不可能实现的，必须外加一个能产生特殊流场的气刀来改变其原有受力情况，才有可能实现均匀液膜。

The accurate prediction of drag is key to the design of the low Reynold′s number flight vehicle,and the accurate prediction of friction drag which is induced by separation and transition of the boundary layer is key to the accurate prediction of drag.

而与附面层分离和转捩相关的摩擦阻力的精确计算则是此类飞行器阻力精确计算的关键。

By solving the optimum -- diameter equations for the case of critical Reynold number, it has been found possible to decide whether any given flow will be turbulent or viscous in a pipe of optimum diameter. At these equations and ...

本 文所推导的公式及算图都是以我国目前的价格指标为依据，因此应用它来选取经济管径应当是适合于我国情况的。

The flow parameters such as the adhesion-wall effect of jet, penetration proportionlity of jet, momentum ratio, Reynold's number and incorporation time, which affect the mixing quality were analysed.

探讨了射流的流动状态如射流的附壁效应、穿透率、动量比及雷诺数等对混合的影响，并对混合时间进行了分析。

Considering the two facts mentioned above, the best tilt angle is 2. The influence of gas injected to turbulent water and total heat transfer factor in various Reynold number is investigated.

通过对燃气加热和水浴传热过程进行数值计算，考察了喷射气体在不同雷诺数下对水浴湍流以及对总传热系数的影响。

In this work, Large Eddy Simulation and standard k-εturbulence model were employed separately to simulate a round and a elliptic turbulent jet in cross flow with the Reynold number of 16600. The numerical results of the trajectory show a good agreement with the previous experimental data.

在空气分级和煤粉再燃技术中，OFA射流和再燃射流的穿透深度，以及与主烟气之间的混合扩散情况是脱硝率的重要影响因素，对这两股射流的流动规律进行研究是很有必要的，OFA射流和再燃射流都属于典型的横流中的射流(JICF：jet in cross flow)。

The paper expresses aerodynamic optimization design of lower Reynold number high-lift airfoils using genetic algorithm,wind-tunnel experimental of design airfoil tests correctness of design.

利用遗传算法进行了低雷诺数高升力翼型的气动优化设计，并利用风洞实验检查了设计的正确性。

Finally, according to market conditions and market products this article paper analyzes the trends in the development of camera technology, and designs a color night vision camera.

最后根据市场情况和市面上产品的情况分析了摄像机技术的发展趋势，并设计了一款彩色夜视摄像机。

Only person height weeds and the fierce looks stone idles were there.

只有半人深的荒草和龇牙咧嘴的神像。