instantaneous velocity是什么意思，instantaneous velocity的意思翻译、用法、同义词、例句

[力] 瞬时速度

The dynamic vibration of hydraulic system is characteristic of instantaneous velocity, pressure and its oscillation.

液压系统动力学振动程度可用瞬时速度、压力和压力脉动描述其特性。

On the basis of Newton's second Law, a motion differential equation has been put forward, by which a formula to calculating instantaneous velocity has been obtained.

依据牛顿第二定律列出运动微分方程式，解方程式并求得计算瞬时速度的公式。

When the leading bubble was steady, the relationship between instantaneous velocity, shape, acceleration of the trailing bubble and viscosity, bubbles distance, bubble length was obtained.

在领先气泡达到充分发展后，得出了尾随气泡的瞬时速度、形状和加速度与液体黏度、气泡间隔距离和气泡长度的关系。

It can provide instantaneous velocity of whole flow field and has high resolving power and high precision.

它能够提供瞬时整个流场的定量信息，而且具有很高的空间分辨率和很好的精度。

In addition, the instantaneous velocity is calculated, and its influencing factors are analyzed.

另外，还分析了排气孔口瞬时速度的影响因素，对瞬时速度进行了计算。

So that's the definition of v, instantaneous velocity.

这些就是v的定义，也就是瞬时速度。

We've now observed the instantaneous velocity of a Brownian particle, says Raizen.

Raizen说：”我们现在已经观察了布朗粒子的瞬时速度。

The characteristics of the acceleration of the instantaneous velocity center(IVC) were presented, and the trajectory equation for pure rolling of rigid body (PRORB) was developed.

分析了瞬心的加速度特性，建立了刚体平面纯滚动的轨迹方程。

And now you will understand how we define the instantaneous velocity at time t which is different from an average velocity between two time intervals.

现在明白了吗，t时刻,的瞬时速度是怎样定义的,与两时刻间的平均速度相比,瞬时速度并不一样。

In contrast with averaged velocity field, more than one large-scale vortexes appear in instantaneous velocity field.

与平均流场所显示的气流结构不同，瞬时流场表现出大尺度的多涡结构。

After optimization, the cutting angle and The difference between the instantaneous velocity and the average velocity in the cutting area of the shear are decreased.

优化后，在剪切区，剪刃剪切倾角和连杆水平速度均匀性两项指标均有所提高。

According to the flow structures identified from instantaneous velocity fields, the vortex street is created at the airfoil tail region.

在测量范围内，翼型的尾缘处是近尾迹涡街的形成区；

This paper introduce technical of virtual instrumentation based on PXI bus and laser Doppler velocity for the instantaneous velocity measuring of automatic mechanisms.

本文将基于PXI总线的虚拟仪器技术和激光多普勒测速仪引入到自动机原动件的瞬时速度测量系统当中。

Formulations of the lift and the thrust are derived based on the three-dimensional unsteady vortex lattice method, and the effect on instantaneous shape velocity is analyzed.

推导了新的基于空间非定常涡格法的扑翼飞行器升力和推力的计算公式，然后分析了瞬时形状速度对它们的影响。

This paper proposes a technique for on line detection of cylinder-to-cylinder nonuniformity and incipient misfire by instantaneous angular velocity signals in automotive engines.

提出一种利用瞬时转速信号在线监测汽车发动机各缸工作不均匀性和失火故障的方法。

Particle-image Velocimetry (PIV) system was used to measure the instantaneous streamwise velocity and longitudinal velocity in turbulent boundary layer on a flat plate.

应用粒子图像测速（PIV）系统对平板湍流边界层内流向和法向的瞬时速度进行了测量。

The influence of cleaning pressure on the instantaneous axial velocity is analyzed. It is shown that the gas flows in the filtering candle can be divided into inward and outward sections.

结果表明，滤管内气体流动可分为进气过程和排气过程，穿过滤管壁的平均径向反吹速度和回流速度沿滤管轴向分布不均匀是导致滤管外表面清灰不均匀的重要原因。

In view of the original voltage pulse signals of transducer sensor being modulated, this thesis adopts the 0 level as the standard level to calculate the instantaneous rotational velocity signals.

针对支架振动引起的原始电压脉冲信号被调幅的影响，可以采用0电平为基准电平进行瞬时转速信号的计算；

An example of another type of anemometer in which the airstream displaces an indicator giving an instantaneous reading of velocity or flowrate is the rotameter .

另一类流速计的典型代表是转子流速计。这种仪器的工作原理是气流使一指针偏转，指示出瞬时速度值。

In accodance with kinetic energy theorem, this paper presents an angular mo- mentum theorem of velocity instantaneous centre axis. This theorem is a simple and convenient scalar equation.

从动能定理出发，推导出一个对速度瞬心轴的角动量定理，它是一个简便的标量方程。

This paper introduced a way for finding the acceleration of slider in the crank- slider mechanism by the use of velocity instantaneous method, and gave out the demonstration.

本文介绍了用速度瞬心法求解曲柄滑块机构滑块加速度的方法，并给予论证。

Based on the model test, the instantaneous concentration and velocity images in different temperatures and scales are put forwarded. And the range, shape and trend of diffusion are acquired.

本文结合模型试验，得出了不同温升及变率下表面横向浮射流的瞬时浓度场和流速场，进而分析得出随着温度及变率的变化浓度场的扩散范围、形态特点和趋势。

The instantaneous angle-velocity was found by using this method and the experiment was proved.

通过试验应用，该方法可以准确得到瞬时角速度。

The results showed that instantaneous bat swing velocity statistically increased for group 1 (7.1%), group 2 (7.8%), and group 3 (6.6%) after 8 weeks of training.

结果显示，在经过8周的训练后，瞬时挥棒的速度从统计数字的增长上看第1组有7.1%，第2组有7.8%，第3组有6.6%。

Moreover, the use of additional resistance worn on the forearm while swinging a baseball bat did not contribute to further increases in instantaneous bat swing velocity and batted-ball velocity.

纵观这些有助于提高击球速度的因素，力量教练要用具备的科学研究信息去帮助棒球或垒球运动员增强其击球速度制定抗阻训练方案。

There from it is used to obtain the principles of the angular of momentum of the system of particles with respect to its cenier of mass and instantaneous center of velocity.

采用简捷的方法推导质点系相对于任意动点的动量矩定理，并由此引出质点系相对于质心的动量矩定理和质点系相对于速度瞬心的动量矩定理。

Based on the theorem for the composition of velocities in theoretical mechanics, the author gives out the demonstration of the theorem of three instantaneous centers of velocity in general conditions.

本文运用理论力学中运动学的速度合成定理，给出了一般情况下平面机构运动三心定理的求证过程。

|instantaneous speed;[力]瞬时速度