
12号合金钢组合辙叉单开道岔疲劳裂纹萌生寿命预测
刘启宾
12号合金钢组合辙叉单开道岔疲劳裂纹萌生寿命预测
Prediction of rail fatigue crack initiation life of No.12 alloy steel single turnout with combined frog
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