Because fault symptom space and fault space have complicated non-linear relations, the mathematical model of diagnosis system is difficult to build up.
由于故障征兆和故障类型之间常常存在复杂的非线性关系，使得诊断系统的数学模型很难获取。
The information of capacitive equipment fault are widely collected, and various detected data and fault symptoms are summarized to form a comprehensive fault set and symptom set.
通过广泛收集有关电容型设备的故障资料，综合其各种检测数据和故障征兆，获得了较为全面的故障集和征兆集。
First it gather equipment state, and acquire the information of symptom, then decompose systemic fault into sub-fault.
先采集设备状态，获取设备征兆信息，并将系统故障分解成各子故障。
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