分析了应用共振解调原理，利用轴承外表面振动信号对机器进行不解体故障诊断是可行的。
Analysis the demodulated resonance technique (DRT), the result shows that it is effective and feasible to diagnosis faults of bearing un-disassembly using surface vibration signal.
径向球面滑动轴承由一个具有凸球形外表面的内圈和一个具有相应凹球形内表面的外圈组成。
Radial spherical plain bearings have an inner ring with a sphered convex outside diameter and an outer ring with a correspondingly sphered but concave inside surface.
轴承内孔或外表面与套圈一端面连接的套圈表面。
Bearing bore or outside the surface and the ferrule end face connected to a ring surface.
轴承内孔或外表面与套圈一端面连接的套圈表面。
Bearing bore or outside the surface and the ferrule end face connected to a ring surface.
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