Some way into its path - perhaps around the 10 m mark (or at about the position of the wall of defenders) - the ball's velocity dropped such that it entered the laminar flow regime.
在球运行路径的某一点(10米处，或人墙的位置)球的速度下降，使空气在球体表面形成较稳定的层流。
This could be done with surfaces that change shape, or by using a system of holes and slots that can be opened and closed as appropriate to create suction that maintains laminar flow.
这将通过改变机翼表面形状，或采用能适当的开启和关闭孔、缝以吸住层流的系统来实现。
Under the body-fitted coordinates, a study of three-dimensional laminar flow and heat exchange characteristics of staggered round tube bank fin is carried out through finite difference method.
在适体坐标系中采用有限差分法对错排圆管管片式换热芯子的三维层流流动及其换热特性进行了研究。
This paper studies the flow law of the laminar helical flow of the power law fluid and Billgham fluid in eccentric annular space and the determination of the flow state.
本文全面地研究了幂律流体和宾汉流体在偏心环空中层流螺旋流的流动规律与流动状态的判别。
FFU (Fan Filter unit) laminar flow wind delivery unit can be modularized, which is able to be widely used in clean rooms, clean benches, clean lines and assembling clean rooms.
FFU层流送风单元可模块化连接使用，使得FFU广泛应用于洁净室、洁净工作台、洁净生产线和组装式洁净室等场合。
The three-dimentional laminar Navier-Stokes equations were solved for getting the gas film pressure and velocity distributions in the steady state, and the flow styles in the clearance were analyzed.
通过求解三维层流N-S方程，得到了端面气膜稳态压力场及速度场分布，分析了气体在端面间隙内的流动形式。
According to the fractal geometry theory and the non-compressed viscous fluid laminar flow theory, the leakage model of metallic gasket based on fractal parameter was established.
依据分形几何理论，结合不可压缩粘性流体层流流动理论，建立基于分形参数的金属垫片泄漏模型，该模型揭示了泄漏率与密封表面形貌之间的关系。
Simulating results show that laminar, turbulent and wavy flow states are simultaneously subsisting in the evaporating liquid thin-film, and turbulence appears in the arched wave before wipers.
模拟结果表明，蒸发液膜呈现层流、湍流、波动流等复杂流动形态，湍流主要出现在刮膜器前的弓形波内。
The characteristic parameters of fluid during the transition in boundary layer are obviously different from that of the laminar flow or the turbulent flow.
边界层转捩流动的特征参数明显不同于层流或湍流，转捩流动的这些特征直接影响着流体的动力、传热特性。
Looking at that in the lab, it becomes a function of airfoil shape, and also of the flow control technologies you use to enhance the laminar flow with conformal trailing edge surfaces.
实验室的研究表明，它已经成了机翼的一项功能，也是通过适形机翼后缘表面来增强层流的流控制技术的功能。
The result shows that the rheological model of paste-like slurry is similar to that of Binhan and its flow state in pipeline transportation is of laminar flow type.
结果表明，似膏体料浆在较高浓度近似呈宾汉塑性体，在管道中的流态属于层流。
For fluids with high viscosities such as polymers, effective mixing is not achievable by turbulent flow and laminar flow is the only method for mixing of fluids with high viscosities.
对于聚合物这样的高粘物系，不可能产生湍流来产生高效混合，层流混合是高粘流体唯一可能的混合方式。
Results: the blood flow in the normal vessels were laminar flow, the velocities were different in every stratum, the velocities were the fastest in the center and slow down towards the vessel wall.
结果：正常情况下，动脉血管内血流形式为层流，每层间血流速度不同，中心处血流速度最快，越向管壁处血流速度越慢。
Like in an infinite flow, we find that laminar boundary layer, transition region and turbulent boundary layer also exist along a flat plate in open channel flow boundary layers.
试验研究发现明流光滑平板边界层中，与无限边界绕流平板边界层一样，沿平板有层流边界层，转捩区和紊流边界层三部分。
In this paper, under the gas-liquid stratified laminar and turbulent flows, and the mixture turbulence flow by aeration in pipe, the laws of drag reduction have been researched.
本文研究了圆管中气液分层层流、分层紊流及掺气混合紊流情况下的阻力减小规律。
When the Reynolds number for Bingham fluid is larger than a certain value, the flow will transfer from the laminar state to the turbulent state as Newtonian flow does.
和牛顿流体一样，宾汉流体的雷诺数超过一定值后，其流动将从层流向紊流过渡。
This paper presents a numerical technique for computing the steady viscous laminar flow in the channel with arbitrary shape, by use of the method of streamline-iteration.
本文提出一种利用流线迭代法来计算任意形状流道中定常粘性层流流动的数值方法。
This is called laminar flow because of the concept of one lamination or thin cylindrical sheet of liquid flowing inside another. Other names for this type flow are streamline and viscous flow.
因为液体的薄圆筒层在另一个圆筒内流动，这种流动称为层流或线状流动或粘性流动。
The model of laminar flow in tubes in rolling motion is established. The dimensionless correlation of velocity is derived, and the correlation of frictional resistance coefficient is also obtained.
建立了摇摆条件下圆管内的层流流动模型，推导出无量纲化的速度表达式，得到摩擦阻力系数关系式。
Based on experiments of various biomass flash pyrolysis volatilization performed with a laminar entrained flow reactor, the model was checked by experimental data acquired with ash tracer method.
通过在层流炉上进行的多种生物质闪速热解挥发实验，并利用灰分示踪法计算得到了挥发百分比实验数据。
An operation room information management system integrated with HIS, PACS, LIS and EMR systems was developed while setting up clean laminar flow operation room in our hospital.
我们在建设层流洁净手术室的同时，研发了一套与HIS、PACS、LIS、EMR等系统相集成的手术室信息管理系统。
An operating room information management system integrated with HIS, PACS, LIS and EMR systems was developed while setting up clean laminar flow operating room in our hospital.
我们在建设层流洁净手术室的同时，研发了一套与HIS、PACS、LIS、EMR等系统相集成的手术室信息管理系统。
CONCLUSIONS Standardized administration of surroundings of laminar air-flow wards was advantageous to the improvement of medical treatment and nursing and safety of patients.
结论层流病房环境实施规范化、标准化管理有利于提高医疗护理质量和保证患者安全。
Based on computational fluid dynamics, the distribution of laminar flow-field and pressure difference are obtained by numerical simulation on flow through orifice plate in detail.
以计算流体力学为工具，详细分析计算了流体流过孔板的层流流场分布以及压力降。
This paper simulated polycyclic aromatic hydrocarbons formation in C2H6/O2/N2/AR laminar opposed flow diffusion flame using detailed chemical kinetic mechanism.
本文使用详细的化学反应机理模拟了C2H6／O2／N2／AR层流对冲扩散火焰中多环芳烃的生成动力学过程。
Using the differential motion equation in fluid mechanics, this paper developed the flow models of the laminar flow of Bingham's fluid in an inclined eccentric annulus.
本文应用流体力学中的运动微分方程，建立了宾汉流体在倾斜偏心环空中的层流流动模型。
Structures of the skin friction lines (SFL) appearing on a prolate spheroid in laminar and turbulent flows were investigated and compared by using an improved oil-flow visualization technique.
用改进的油流显示法研究和对比了层流和湍流状态下绕椭球流动的表面摩擦力线结构。
For orifice compensated aerostatic bearings, entrance effect leads differences between actual pressure distributions and traditional laminar flow assumption in gas film of the bearings.
小孔节流空气静压轴承中，由于进口效应现象的存在导致轴承气膜内实际压力分布不再符合传统的层流假设。
Objective To study the factors of affecting bacterial content in brine immersed with blood during operation in laminar flow operating rooms and its feasible replacing time.
目的研究层流手术室术中影响浸血盐水含菌的因素和适宜更换的时间。
The analysis result of velocity distribution and boundary layer thickness is put forward in the boundary layer and cored region for laminar and turbulent flow of pipeline.
采用动量积分方法推出了管道流动中的速度边界层方程，给出了管道层流和紊流时速度边界层和核心区中的速度分布、边界层厚度的解析结果，并与冯。
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