城市高架轨道系统会引起环境振动，影响人们的工作和学习。

However, the viaduct system can cause environment vibration and interfere with peoples work and study.

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利用人工神经网络理论，通过对设备振动信号采集、处理和提取特征参数的方法，对装载机机械系统工作状态进行智能监测与故障诊断。

This paper involves ANN based intelligent condition monitoring and diagnosing of loaders, focusing on signal collecting and processing as well as characteristic parameter picking up.

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该主控制器通过电磁兼容测试、高低温及振动测试后，系统工作正常。

The main controller passed the electro-magnetic compatibility tests, high and low temperature tests and vibration tests and presented a normal working condition.

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