查询词典 time of vibration

To shorten the computational time again, the intermediate variables of Riccati transfer matrix method used in vibration mechanics are improved without changing calculation precision and memory storage.

在Riccati变换时，选择了不同于振动力学Riccati传递矩阵法的合适中间变量，不扩大存储量的前提下进一步减小了计算时间。

For solving the problem that mixing quality,vibration intensity and working reliability can not be ensured at the same time in the study of vibratory mixing,authors put forward a new vibratory mixing technique.

针对振动搅拌技术中搅拌质量、振动强度和机器工作可靠性不能兼顾的问题，在前期试验研究基础上，提出一种新的振动搅拌技术，认为以搅拌轴和搅拌叶片作为振动活化源，振动和强制搅拌相结合的实施方案是合理的。

To validate the proposed method, numerical simulation and a vibration mode test of a cantilever beam are completed, where the mass varies continuously with time.

为验证方法的有效性，进行了数字仿真和附加质量随时间连续变化的悬臂梁的模态分析试验，试验结果和理论结果比较，表明了提出的线性时变系统的模态参数识别方法有效、可行。

In the analysis of dynamics cutting angle, the following phenomenon is discovered first time: the minimize of dynamics clearance angle is not monotone decreasing with the vibration frequency , and appear peak value periodically, which exist is the disseparation region and approach the separation region.

在对振动钻削中切削刃上各点的动态角度的分析中，首次发现在振动钻削过程中动态后角的最小值不是随着频率或频转比的增大单调下降，而是周期性的出现波峰值，这些波峰值都出现在不分离区，而且是接近于分离区处，这是由振动钻削过程中的变速特性引起的。

When wind vibration branches and leaves, when the cloud has inundated the top of the head, when thin Shui Qingliu, when outside the window mullion the potted flower stretches, in same month mountainside, galaxy motionless day like element water, even if in a piece of disorderly time, my heart bees in no position one remembers intermittently.

当风抖动枝叶，当云漫过头顶，当细水轻流，当窗棂外盆花舒展，当月上山腰，星河不动天如素水，即使一片杂乱的时光中，我心都无由地一阵阵想起。

During my research on understanding how the brain works, I spend much time understanding naturopath medicine, alternative medicine and the whole concept of energy and vibration.

在我研究脑部运作时，我用了很多时间了解自然疗法、另类疗法及能量与频率的概念。

The question about parametric identification of nonlinear vibration system based on time-frequency analysis was studied.

对基于时－频相结合的非线性振动系统的参数识别问题进行了研究。

Wind speed time series obtained with numerical simulation methods are adopted in structural analysis of wind - induced vibration.

基于数值模拟方法的风速时程曲线在桥梁结构风振分析中被广泛采用。

Furthermore, the new ultrasonic vibration honing equipment designed according to the local resonance theory is manufactured and the second-level amplification phenomenon of individual sub-system of"flexible pole and oilstone base"in system is discovered for the first time.

粗、细磨粒超声延性域珩磨工程陶瓷材料的试验研究 a通过粗磨粒珩磨氧化锆工程陶瓷试验首次得出：普通珩磨延性切削范围小于1.5μm，同样条件下超声珩磨，延性切削范围可得到9μm，即超声珩磨的延性域切深几乎是普通珩磨的6倍。

At the same time, the system consistently guarantees optimum vibration control regardless of the load the car is carrying.

同时，无论汽车承载如何，这个系统还始终如一地保证振动控制处于最佳状态。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷