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2013-11-24 07:24:01
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2013-11-10 14:16:01
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2013-11-20 21:16:02
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2013-10-27 10:20:01
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结合现代伺服设备的结构和故障特点，采用分层次分模块的故障诊断方式，构建了一种基于专家系统和神经网络融合的故障诊断模型，并给出了该模型的组成和功能表述，分析了诊断参数的选取方法、知识库的建立及神经网络模块结构
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2013-11-19 07:56:01
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2013-10-17 11:20:01
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根据站场中信号设备的分布的特点，利用现代防雷手段，对铁路信号系统综合防雷，提高信号系统运行的可靠性与稳定性
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2014-12-29 00:01:01
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2014-12-29 00:09:01
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2013-11-05 02:36:01
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2013-10-23 08:56:01
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2013-10-23 05:44:01
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最后，设计出了工作在5.8 GHz，具有高能量转换效率的回旋波整流器高频互作用区
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2013-11-13 19:48:01
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2013-12-11 15:44:02
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2013-10-19 22:16:01
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2013-11-06 13:36:01
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2013-10-18 16:44:01
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2013-11-01 17:44:01
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2013-10-26 17:28:01
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2013-10-28 10:52:01
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2013-10-12 18:04:01
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