Boeing also confirms that ground vibration testing were concluded last week on the second test aircraft, ZA002.
波音表示，地面振动测试已经于上周在第二架测试飞机-ZA002上完成。
The second important undertaking is to raise your individual vibration so that when Earth's transformation is completed you are resonating with her new frequency.
第二个重要之事项就是，提升你自己的振动，这样才可以在地球转变完成之时，与它新的频率共振。
Second, for layer crystals the Grüneisen parameter along the plane may be negative for some temperatures because of vibration film effects, but for other crystals is positive always.
对层状晶体，由于振动的膜效应，使得沿平面层方向的格林乃森参量在某些温度范围内出现负值，而一般晶体的格林乃森参量总为正值。
The frequency spectral analyses show that the second ignition method could weaken and restrain the high frequency vibration, improve the characteristic of vibration in high loading density charge.
压力波的频谱分析表明在高装填密度装药中，采用第二种点传火方案能削弱和抑制压力波的高频振荡成分，改善其振动特性。
The kinetic equation of hemispherical resonator second order natural vibration type is established when the resonator is in the case of free vibration.
当谐振子处于自由振动的情况下，建立了半球谐振子二阶固有振型的动力学方程。
The first method was loaded tooth contact analysis(LTCA), the second method was to solve nonlinear dynamics equation and the third method is to integrate torsional vibration model with LTCA.
论述了螺旋锥齿轮动力学研究的三种主要方法，即加载接触分析（LTCA）、解多维非线性方程组的方法，以及加载接触分析与周向振动模型结合的仿真分析方法。
First, using second constrain, the static state and dynamic analysis applied to the frame of a few thickness plates with FEM modal analysis, distortion, stress, vibration and frequency were gained.
首先在第二种约束方式下，利用有限元模态分析方法对几种不同板厚的机架进行了动、静态分析，得到了机架变形、应力及各阶振型与频率。
The piezoelectricity ultrasonic vibration CAD system is developed on the platform of UG with the second development tool.
以UG为开发平台，利用UG的二次开发工具开发出了压电超声振动CAD系统。
You know better now than to think for even a second, of matters that will bring down your vibration.
你更懂得“现在”成功比起再做第二次更好，因为这些事情也在降低你的振动。
By analysing the amplitude of the shaft vibration, this article concludes that when the bolts get loose, it will result in resonance at the second critical speed and serious vibration.
本文利用振动测试记录，具体论证了汽轮机排汽端一侧轴承松动，而导致汽轮机第二临界转速共振和强烈共振。
The results show that the vibration characteristics of the tower in two horizontal directions are slightly distinct, and the damping ratio of the first mode is greater than that of the second mode.
本文分析结果表明，在两水平方向上木塔的振动特性存在些微差异，第一振型阻尼比较第二振型阻尼比大。
In an equivalent dynamic simplified model of motor vehicle, the difference in vibration amplitude between first and second concentrated mass is quite great.
在汽车当量动力简化模型中，第一集中质量与第二集中质量之间振幅差值较大。
A second topic of his scientific work is focussing on the Noise, Vibration and Harshness (NVH) behaviour of vehicles.
其在科研工作中关注的第二个主题是汽车的噪声、振动和舒适性(NVH)状况。
The driveline for a tractor vehicle is simplified as a 2-DOFs(degree of freedom)torsional vibration system, and is described as a second-order differential equation.
将牵引车的传动系简化为一个2自由度的扭转振动系统，并以二阶微分方程描述。
The second is control of workability of fresh concrete, if concrete isolation secretion of water, strictly control the vibration time, vibration rehabilitation must be timely.
二是控制新拌混凝土的和易性，如果混凝土离析泌水，严格控制振捣时间，必须适时进行复振。
The finite element method is used to analyse the natural vibration of a exhaust chimney with steel structure in a nuclear power plant, such as the first, the second frequency and their model.
利用有限元法分析了某核电站排气钢塔的固有振动特性，即一阶、二阶振动频率及振型。
The second test aims to a motor frame, we can conclude from the experiment that the instrument can analyze multiple modes of complex structure and display its modal vibration shapes.
其次对一摩托车架进行了试验模态分析，试验表明仪器能较好地分析出车架的多阶模态，并显示出其模态振型。
The paper summarizes diagnosis treatment of axle vibration & No. 2 bearing pad burnt-out which happened on unit 1, Baoji No. 2 power plant, at second half of year 1999.
总结了宝鸡发电厂二厂1号机组1999年下半年发生轴系振动及2号轴承烧瓦的诊断处理。
The test results showed that: the recommended Scheme of girder, the first comparative scheme of girder and the second comparative scheme of girder all occur vortex-induced vibration.
试验结果表明：主梁推荐方案、主梁比较方案一和主梁比较方案二都会发生不同程度的涡激振动。
In the second chapter, the functions and the capabilities of the micro-vibration platform were set down.
第二章提出了微振动平台所应具备的各项功能，评估了微振动平台要达到的主要性能指标。
So In this paper, it is mainly studied how to diagnose the fault in working process by means of torsional vibration of crankshaft combining with BP NN, Which belongs to The Second Diagnosis Class.
为此，本文研究如何利用神经网络诊断内燃机具体工作过程故障，属难度较大的二级诊断。
Ln this paper the working process of the pneumatic small-amplitude vibration mechanism is abstracted into a dynamic system of the second order.
本文把一类气动微震机构工作过程，抽象为一个二阶动力系统。
Vibration Control of an Industrial Sewing Machine In the second part of this dissertation, the vibration control problem of a GK5-3 industrial sewing machine is taken into consideration.
本文第二篇密切结合国产工业缝纫机急需提高动态性能指标这一工程迫切要求，以国产GK5-3型双针筒式绷缝机为对象，研究了样机整机系统的振动控制问题。
Vibration Control of an Industrial Sewing Machine In the second part of this dissertation, the vibration control problem of a GK5-3 industrial sewing machine is taken into consideration.
本文第二篇密切结合国产工业缝纫机急需提高动态性能指标这一工程迫切要求，以国产GK5-3型双针筒式绷缝机为对象，研究了样机整机系统的振动控制问题。
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