本文将机车继电器控制电路等效为数字组合逻辑电路，建立了它的固定故障等效模型。
The electric locomotive bang-bang circuit is converted into an equivalent digitalcombinational logic circuit for setting up its stuck-at fault model.
基于所建立的数学模型，采用拓扑描述串和故障等效处理技术来计算新型换流变压器的各种故障。
Based on the mathematical model, we adopted topological description series and the technique of fault equivalence disposal to calculate all kinds of faults of the new converter transformer.
基于所建立的数学模型，采用拓扑描述串和故障等效处理技术来计算新型换流变压器的各种故障。
Based on the mathematical model, we adopted topological description series and the technique of fault equivalence disposal to calculate all kinds of faults of the new converter transformer.
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