查询词典 time of vibration

Iii From the point of view of fault diagnosis, the information model is given and the frequency domain, time domain and circular fluctuation characteristic of the cylinder cap vibration signal of diesel engine are analyzed.

分析了样本长度对窗谱校正精度的影响。3、从故障诊断角度出发，给出了柴油机缸盖振动信号的信息模型。

Inspirited periodically by means of centrifugal inertial force, the lopsided rotor will produce coercionary vibration and inordinate noises, accordingly result in the exacerbating of the working conditions. At the same time, the components of the axletree will wear down quickly, that has reduced the natural life and working efficiency.

由于周期性的离心惯性力对转子的激励作用，不平衡转子将产生强迫振动和过度噪声，从而导致工作环境恶化，加速轴承等零部件的磨损，降低机器的使用寿命和工作效率。

At the same time, the dependency of the vibration frequency on the Coulomb bound potential and magnetic field is discussed.

同时也讨论了振动频率与库仑束缚势、磁场之间的变化关系。

With the development of social economy and the raise of people's living quality, the elevated railroad has brought us with great convenience, at the mean time it also can cause environmental vibration which the influence to human's life and work environment has aroused widely attention.

随着社会经济的发展和人民生活质量的提高，高架轨道交通给我们带来快捷和便利的同时，所引起的环境振动对人类生活环境和工作环境的影响已经引起了越来越广泛的关注。

This paper measures the fault vibration signal of the sun-gear in planetary gear box. Bring forward a new arithmetic of time-field average which settle the problem of cycle truncation error affect the result of averaging in substance.

但这些信号又往往被伴随产生的噪声干扰，在噪声较强时，不但信号的时间历程显示不出规律性，而且在频谱图上这些周期分量很可能被淹没在噪声背景中。

For the anomaly detection in the vibration time series of the rotor system, a real-valued negative selection algorithm based on Euclidean distance has been implemented.

针对转子振动时间序列中异常数据的检测问题，采用欧氏距离进行匹配计算，在实数域实现了负向选择算法。

At the same time,according to a practical structure,the article establish the model of a single gabled frame,and get the wind-induced displacement vibration coefficient of steel beam based on frequency method.

同时本文以某一实际工程为背景，建立单榀门式刚架模型，并对其进行了频域内的随机振动分析，计算出门式刚架钢梁位移风振系数。

Nf will repeat exactly after a time T = 1/f. The harmonic series is special because any combination of its vibrations produces a periodic or repeated vibration at the fundamental frequency f.

系列的谐音ㄈ长特别是因为在任何的组合下，其本身的震动产生了一个和基础频率f周期性且或重复性的震动。

This paper presents the principle of real-time measurement of the object angular vibration by laser speckles and analysis of interference pattern.

论述了利用激光散斑实时测量目标散射面角振动的原理，并从干涉条纹的角度对仿真参数进行了分析。

The interferometer can be used to measure micro vibration of an object with high accuracy in real time.

该干涉仪可以实现对微小振动的高精度实时测量。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。