片语

Tapered rolling element圆锥形滚动体

Rolling element diameter滚动体直径

rolling g element翻滚体

rolling element structural style滚道结构型式

Rolling element low滚动轴承低

Rolling Element Bearings滚动轴承（rolling element bearing的复数）

Rolling Element Bearing滚动轴承

英汉例句

• am vibration signal of rolling element bearing's cyclostationarity mechanism is discussed.

  本文阐述了调幅振动信号的循环平稳特征机制。

• the application situation of this method is discussed; using the method, rolling element spalling can be detected easily.

  讨论了该方法的适用场合，并将其应用在滚动体剥落故障的诊断上，取得了良好的效果。

• this stress produces a total permanent deformation of the rolling element and raceway, which is approximately 0,0001 of the rolling element diameter.

  该应力会引起滚动体和滚道的总体永久性变形，大约为滚动体直径的万分之一。

• the investigation indicates that the rolling element bearing belongs to the certain nonlinear dynamics system, but its friction torque presents the obvious uncertainty.

  研究表明，滚动轴承属于确定的非线性动力学系统，但其摩擦力矩呈现出明显的不确定性。

• rolling element bearing is one of the most widely used components in almost all kinds of machinery, which directly influences on working safety of machinery in industry.

  滚动轴承是机械设备中最常见的零部件，它的运行状态直接影响到整台机器的功能。

• this diagnosis method can be used in bearing condition monitoring, and can also be applicable to other kinds of rolling element bearings used in different working environments.

  本文所提出的方法不仅适用于铁路轴承，也可用于其他轴承的诊断。

• in this paper, through vibration modality and fault symptoms, rolling element bearing fault was analyzed in different means such as time-domain analysis and time-frequency analysis.

  本文通过对滚动轴承的振动类型及故障特征，详细研究了时域分析、时—频分析在滚动轴承故障诊断中的应用。

• in order to diagnose local defects in a rolling element bearing, an approach was developed based on vibration signal of shaft in a rotating reference frame.

  实验验证了基于旋转坐标系转轴振动信号的滚动轴承局部故障诊断方法。

• rolling element bearings - aircraft engine, engine gearbox, and accessory applications - eddy current inspection.

  滚动轴承。飞行器发动机，发动机齿轮箱及辅助设施。涡流检验。

• bearing parts in the normal relative position, the surface of the rolling element and raceway contact points.

  轴承零件在正常相对位置时，滚动体与滚道表面接触的点。

• the outer surface of the rolling element is substantially coincident with a locus (149), or virtual surface, described by the lower surface of the support member.

  滚动元件的外表面与支承构件的下表面所描述的轨迹（149）或虚拟表面基本一致。

• this paper analyzes vibration signals of rolling element bearing in time-domain and frequency-domain, and puts forward the characteristic parameters to reflect the level of vibration and noise.

  分别从时域和频域的角度分析了滚动轴承的振动信号，提出了反映滚动轴承振动水平和噪声水平的各种特征参数。

• the system movement laws, contact force between rolling element and convex, concave sphere in the joint, friction torque and system actuating torque were obtained.

  得到了系统运动规律，接头内滚动体与阴、阳球体间的接触力、摩擦力矩和系统作动力矩。

• in order to review the defect signature of rolling element bearings, the vibration signals measured on them are usually demodulated by the envelope analysis, or say, hilbert transform.

  为诊断滚动轴承的故障，常常对其振动信号进行包络解调，以获取故障特征。

• in this paper, a freight car rolling element bearings fault diagnosis method based on empirical mode decomposition(emd) and adaptive short_time fourier transform(stft) is proposed.

  提出了一种结合经验模态分解（emd）和自适应短时傅里叶变换（stft）的铁路货车滚动轴承故障诊断方法。

• builds vibration signal model with single defect on each component and analysis fault characters of the vibration signal, gives theory base to rolling element bearing fault diagnosis.

  建立了滚动轴承各组成元件有损伤点时振动信号的理论模型，并分析了各种故障振动信号的特点，为滚动轴承振动故障诊断提供了理论依据。

• as the rotational speed is raised both the standard deviation and the mean of the relation dimension of the rolling element bearing friction torque take on the nonlinearly increasing trend.

  随着转速的增加，滚动轴承摩擦力矩关联维数标準差与均值都呈现出非线性增大的趋势。

• based on the vibration analysis of ae signals under varying load and rotating speed, the patterns of damage vibration of rolling element bearings under varying load and rotating speed were researched.

  对各典型状态滚动轴承在不同转速和载荷下的声发射信号进行了振动分析，研究了滚动轴承的损伤振动随转速和载荷的变化规律。

• this paper presents a 112 dimension spectrum based method for fault diagnosis in rolling element bearings.

  提出了基于112维谱的滚动轴承故障诊断新方法。

• adaptive weighted median filter is used for diagnosing the fault signal of the rolling element bearing.

  将自适应加权中值滤波器应用于滚动轴承故障信号的故障诊断中。