According to the characteristics of frequent fault and difficult diagnosis of rotating parts,selecting more interrelated vibration parameters as original character vectors,how to collect the characters from fault database and analyze rotating parts running conditions by applying fuzzy clustering way is demonstrated in this paper.
针对大型设备旋转部件故障模式复杂难以辨识的特点,选取与其运行状态密切相关的多个振动参数作为原始特征模式,阐述如何从故障信号数据库中,应用模糊聚类方法对旋转部件运行状态进行评判,挖掘出诊断的敏感特征参数。
The echo signals of moving targets with rotating parts are analyzed in this paper;then according to their charac- teristics,a matching decomposition algorithm with a dictionary of two types of atoms,i.
分析了具有旋转部件的运动目标回波信号的特点,提出了以单频信号和正弦调频信号为原子的双信号集匹配分解法。
Based on radar back scattering,unitary model of radar returns from aircraft rotating parts,such as the propellers of propeller-driven aircrafts and the rotors of helicopters are derived in detail,and the specifications of parameters in model are normalized.
基于雷达后向散射理论,详细推导并建立飞机旋转部件微多普勒特征的通用模型,对模型参数进行规范的定义和说明,运用相位调制分析了微多普勒特征产生的物理机理,并针对姿态角变化对微多普勒特征的影响进行仿真实验。
The importance of simulation analysis of satellite attitude disturbances with rotatable payloads is discussed.
本文首先讨论了带转动部件卫星扰动仿真分析的重要性。
An axis or shaft supporting a rotating part on a lathe.
柄轴，心轴支撑车床旋转部件的轴或杠
Micro-Doppler Effect of Rotation Structure on Radar Targets
雷达目标旋转部件的微Doppler效应
Research on Wireless Telemetry System for Rotary Machine;
旋转部件无线遥测系统的若干关键技术研究
Stress and Vibration Analysis of Rotating Parts of Sleeve Filter Centrifuge;
翻袋式离心机旋转部件的应力和振动分析
A Novel Method Based on Spectrogram Cancellation for ISAR Imaging of a Target with Rotating Parts
基于谱图域相消的含旋转部件目标成像新方法
Turning accessories on the posts to be dismantled, examined, cleaned, greased, repaired if necessary and refitted.
桅上旋转部件拆开，检查，清洁，必要时修理或换新，加牛油后装妥。
Research on Feature Extraction for Fault Signals of Rotating Components in Helicopters Based on Higher-order Statistics;
直升机旋转部件故障特征提取的高阶统计量方法研究
The simulation models and analysis of modulation characteristics of aircraft rotating components for conventional radar
常规雷达飞机目标旋转部件调制特性的仿真模型与分析
Derivation and Simulation on Universal Model for Micro-Doppler Signatures of Aircraft Rotating Parts
飞机旋转部件微多普勒特征通用模型的推导与仿真
Imaging and micro-Doppler extraction of targets with rotating parts in strong ground clutter
强杂波下含旋转部件的目标成像及微多普勒提取
A nonmoving part of a machine or power tool that supports a revolving part, such as the spindle of a lathe.
头座机器或动力工具上用于安装旋转部件的不能移动的部分，如车床的转轴
The Study of Transmission System of Rotary Joint Component Used in Vehicles;
车辆旋转连接部件综合信号传输技术研究
The Study of Transmission System of Optic Rotary Joint Component;
光纤旋转连接部件综合信号传输技术研究
Study of the Reliability Evaluation Technology for Rotary and Moving Components of Meteorological Satellite
气象卫星旋转运动部件的可靠性评价技术研究
Delete All Rotation Keys
删除全部旋转关键帧
Rotate filter/regulator until fuel supply tube (fitting) is pointed towards front of vehicle (12 o'clock position).
旋转滤油器/调整器直到燃油输送管（配件）指向车辆前部（12点位置）。
the stationary part of a machine or power tool that supports and drives a revolving part (as a chuck or the spindle on a lathe).
机器或电动工具的支持或驱动旋转件（如卡盘或心轴）的固定部分。
They can be pressed into the housing bore directly.Linear ball bearings are only suitable for linear motion.
直线运动球轴承只能用于直线运动，不能作为旋转运动部件的支承。