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应用振动监测技术，通过参数分析、信号分析及谱分析，对反应堆一循环在役主泵的故障进行了分析诊断。诊断结果与解体结果完全一致。
Vibration monitoring technology is applied to analyze and diagnose the failure of main circulating pump in service in the reactor through parameter analysis, signal analysis and spectrum analysis. Diagnostic results and disintegration results are exactly the same.