空气动力学

This paper discusses challenges and opportunities in the field of aerodynamics over the next decade.

本文根据收集的大量信息，就今后数十年内空气动力学领域将面临的挑战和机遇进行了展望。

In today's experiment we use a household hair dryer to demonstrate the laws of aerodynamics.

今天的实验中，我们利用家用吹风机来说明空气动力学的原理。

DT aerolite is the exceptionally light, aerodynamic and extremely strong top spoke.

DT aerolite 是极轻量、符合空气动力学、强度极高的顶级辐条。

Function of air valve for water hammer protection is analyzed with method of characteristics through practical engineering example.

针对长距离有压输水系统的特点，从基本的空气动力学方程入手，分析推导了空气阀的数学模型，并采用水锤计算的特征线方法，进行了空气阀水锤防护的实例分析。

The study of airflow over and around an object and an intrinsic part of Formula One car design.

空气动力学是对物体四周以及加载在其上的气流研究，它也是F1赛车设计的灵魂所在

The profile of C5 Airscape reflects efforts to achieve optimal aerodynamic design.

在碳五鸟瞰图资料反映出的努力，以达到最佳空气动力学设计。

The profile of C5 Airscape reflects Citroen's efforts to achieve optimal aerodynamic design.

" C5鸟瞰"的轮廓反映了雪铁龙公司为达到最佳的空气动力学设计做的努力。

Many large highspeed and long runout landslides could fly in the air at the short-range stage. It is necessary to consider the areodynamics effect and ground effect at the short-range stage of landslide where it starts to fly. However, it is difficult to solve the differential equation with analytical solutions.

许多大型高速远程滑坡在近程活动阶段呈现凌空飞行运动，其飞行过程必须考虑空气动力学效应和地面效应，但是直接求解高速滑体凌空飞行运动的偏微分方程是困难的。

The angle of attack changes the aerodynamic balance of a wing.

攻角会改变一个伞翼的空气动力学平衡。

In today's experiment you will make a boomerang and learn about the aerodynamics that give boomerangs their special properties.

今天的实验中，你将自己动手做一个回力标，并了解回力标这种特质的空气动力学原理。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。