采用多重分形改进算法提取往复压缩机振动信号的多重分形特征，得到了轴承故障的广义维数谱。
The multifractal features are extracted from the vibration signals of different spots on reciprocating compressor using the improving arithmetic, the general dimension spectrum of bearing.
最终形成全封闭螺杆压缩机总装配图、形尺寸图和各主零件图。
Eventually closed all the screw compressor assembly drawings, plans and dimensions of all the main components map.
本文研究分析了不同的多重分形算法，确定使用更简便、快速有效的多重分形谱改进算法来求取往复压缩机的故障特征参数。
This paper compared different arithmetic of multifractal, and the improved multifractal arithmetic was used to compute fault feature parameter of reciprocating compressor.
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