As a soccer ball slows down after it's kicked in the air, the air flow around it changes from turbulent to smooth.
当球在空中速度减慢时,周围的气流从湍流变为稳定的层流。
The flow of air over the surface of the ball was turbulent, which gave the ball a relatively low amount of drag.
球的表面流动的空气形成湍流,这使得球的阻力相对较低。
A turbulent combustion of hydrocarbon fuel-rich gas with air two-dimensional supersonic shear flow was numerically simulated.
数值模拟碳氢富燃燃气与空气二维超声速剪切流动的湍流燃烧。
IFA300 isothermal HWFA is used to measure and study the turbulent flow in hot air channels of a heat exchanger.
采用IFA300恒温式热线风速仪对换热器热气通道内的湍流流动进行了测试研究。
Detailed mean flow and turbulence measurements of a turbulent air slot jet impinging semi-circular convex surface were experimentally investigated.
实验研究了狭缝射流撞击圆柱表面后壁面射流区的平均流动和湍流特性。
This paper is an application of Computational Fluid Dynamics in the turbulent flow of a three-dimensional air-conditioned room in which there are heat sources.
本文应用计算流体力学的理论和方法模拟了带内热源的三维空调房间室内气流的湍流流动。
The turbulent flow characteristics in cylinders of direct injection diesel engine under different air swirl ratios are analyzed by multi dimensional simulation methods.
用三维数值模拟的方法研究了不同涡流比下直喷式柴油机缸内湍流流动的规律。
This paper does research on the three dimensional turbulent flow fields of compressible air with highly rotation, using methods of mathematical analyze and CFD simulation.
本文以涡流管内可压缩气体三维强旋转湍流流场为研究对象,采用数学分析和数值模拟方法对涡流管内流场结构进行研究。
This paper is an application of Computational Fluid Dynamics in the turbulent flow of three-dimensional air-conditioned room.
本论文应用计算流体力学的理论和方法模拟三维较复杂条件下空调房间室内空气流场的湍流流动。
The numerical simulation for furnace gas flow and coal powder particle motion under various conditions of reverse secondary air is carried out based on turbulent flow and multiphase flow theories.
运用湍流理论和多相流动理论对不同二次风反切工况下炉内气流、煤粉颗粒运动进行了数值模拟。
Analyzes the effects of indoor dust loading and of fresh air rate to the air change rate in turbulent flow clean rooms.
分析了乱流洁净室净化空调设计中室内发尘量和新风比对换气次数的影响。
The results of the measurement of Reynolds stresses and spectral analysis for a turbulent flow in a submerged air intake are presented in this paper.
本文给出了埋入式进气道内湍流流场的雷诺应力测量和频谱分析结果。
The force caused by combustion air volume expanding has great effect on turbulent flow, and it couldn't be ignored.
由于燃烧使气体温度升高体积膨胀产生的推力对流场有很大影响,是不能忽略的。
Air passes through the inside of the range hood to be discharged, turbulent flow is not easy to generate in an exhaust pipe, noise is low, and the range hood only shocks slightly.
气流经过其内部流动直至排出,在排烟管内不易产生紊流,噪音小,油烟机不会产生大的震动。
Flow Disturbance Obstructions along the path of the flow of the turbulent air generated noise.
气流扰乱沿着气流路径所遇到的阻碍而造成的扰流会产生噪音。
Flow Disturbance Obstructions along the path of the flow of the turbulent air generated noise.
气流扰乱沿着气流路径所遇到的阻碍而造成的扰流会产生噪音。
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