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应用分数布朗运动模型对在线铁谱监测数据进行 Ｒ／ Ｓ定性分析和解释，表明 Ｈ 指数可用于机器磨损状态识别和预测。
Fractional Brownian motion model was used to qualitatively analyze and explain the online ferrographic monitoring data, which shows that the H-index can be used to identify and predict the wear state of the machine.