查询词典 vibration-proof

The AR spectrum is not restricted by length of data, and AR spectrum parameters are sensitive for law of condition change. Autoregressive transformation is made to vibration signals, and then AR spectrum coefficients are got which can be utilized as feature vectors. Fault diagnosis method for centrifugal pump Based on AR and 2D-HMM is produced in this paper. The topology of this model and its parameters were introduced too.

利用AR谱不受数据长度的限制，AR模型参数对状态变化规律反映敏感的特点，以振动信号做自回归变换后的AR谱系数作为特征向量，将基于AR的2D-HMM引入到离心泵故障诊断中，提出了一种基于AR的2D-HMM故障诊断方法，并论述了该模型的拓扑结构和主要参数以及相应的训练和识别算法。

The result proved that the ATMD which was designed rationally can availably reduce the Wind-Induced Vibration of structure.

数值结果表明，进行合理化设计的ATMD能够有效地抑制结构的风致振动。

COMPASSION Mineral: Aventurine Aventurine holds the vibration of compassion.

同情 矿石：砂金石砂金石持有同情的振动。

Aventurine holds the vibration of compassion.

砂金石持有同情的振动。

The results of the first vibration velocity set of data were analyzed by dividing the data into groups by month and the average and the standard deviation of the group was calculated.

第一组数据的振动速度，结果被分为按月平均及该组组标准差的数据分析，计算。

It was used for avionics, fire control system, vibration, acoustics, and electromagnetic testing.

它被用于航空电子设备，火力控制系统，共振，声学，以及电磁的测试。

The experimental investigation on vibration characteristics of thin cylindrical shell with axial symmetry has been performed.

本文对轴对称薄壁壳结构的振动特性进行了试验研究。

Effects of impact of clearance on transverse vibration of axially moving cantilever beam.

研究了支座处间隙碰撞对轴向运动悬臂梁横向振动的影响。

Design of Variable Structure Control to suppress transverse vibration of axially moving cantilever beam.

设计了轴向运动悬臂梁趋近律方式下的变结构控制。

The control system is aiming to the active vibration control of axially moving string of civil wire-cutting electrical discharge machine.

在国产DK3220B线切割机的实际加工实验表明，本文提出的控制策略是可行的，可有效地提高加工精度。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。