This thesis includes analysis and research three key aspects of the technique on with the project of Swaying Hydraulic Cutter in the Hot Mill Quality Test Station in Baosteel have been confirmed.

本论文以宝钢热轧厂质检站的液压摆式剪板机为研究对象，对其中的三个关键技术进行分析和研究。

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An automatic testing system for traditional hydraulic pump test - bed was sel up, which includes such functions as signal acquisition, data storing and analysis based on virtual instrument technique.

本文对传统的液压泵试验台测试系统进行了改造，建立了一套基于虚拟仪器技术的集信号采集、分析、存贮等功能为一体的液压泵自动测试系统。

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Through study of the testing technique for oil feed circuit and designing principle of data fusion, the realization of fault test and diagnosis for hydraulic system was illustrated.

通过对液压系统供油回路的信号测试过程及信息融合方案的设计分析，阐明了液压系统故障检测和诊断的实现过程。

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