aerodynamic force

The fastest human-powered vehicles at sea levels are recumbent bicycles enclosed in streamlined aerodynamic shells. These vehicles have an upper speed limit near 40 m/ s-the speed at which the human can just barely produce enough thrust to balance the drag force from the air.

目前最快的人力车是包裹在流线型空气动力学外壳里的躺式自行车，这种自行车的速度最快能达到将近每秒40米，再快人力就已经不足以抗衡空气阻力了。

Under cross wind action, vehicle-bridge coupling vibration analysis requires consideration of aerodynamic force parameters of vehicle and bridge deck.

侧向风作用下的车桥耦合振动分析需要考虑相互气动影响的车辆和桥梁各自的气动参数。

The application of the theory of rotational characteristics will be useful in computation of aerodynamic force.

该方法的应用对轴对称体的气动力计算具有实际应用价值.

The aerodynamic force that is applied in a downwards direction as a car travels forwards.

赛车向前运动时,产生的向下的空气动力.

In recent year, it is becoming very complicated in the figuration, stress status, terminal condition and other aspects of the airborne craft as airplane and guide missile, so it is important to analyze the aerodynamic force during the development of the airborne craft.

近年来飞机、导弹等飞行器的结构在外形、受力情况及边界条件等方面均变得十分复杂，因此气动力分析在飞行器研制过程中非常重要。

Aerodynamic force and moment acting on train traveling on cut are the least.

在路堑上所受到的气动力相对最小.

The analyses show that the break of the aerodynamic force causes the disturbance.

分析认为,空气动力在控制过渡过程中发生突变导致了这种扰动的产生.

Due to the interference of flow stream in passing an automobile, pressure distributions which can produces transient aerodynamic force is formed and makes change quickly during this course.

由于相会时两车流谱发生相互干涉，在车身上能够形成产生瞬时气动力的压力分布，并且该压力分布在整个相会过程发生相当迅速的变化。

A wind tunnel test of a cable model with an artificial rivulet is first carried out to obtain the aerodynamic force coefficients of the cable model.

首先在风洞中对带人工水线的拉索模型进行了试验，得到了气动力随水线平衡角的变化关系。

Aerodynamic force, moments , and longitudinal stability derivatives are estimated by three-dimensional low order panel method.

涉及的气动力 、 力距和纵向稳定导数等则由三维低阶板块法计算获得.