Production method of low-temperature-resistant steel rail in alpine region (Chinese)
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2022
- Patent / Electronic Resource
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Title:Production method of low-temperature-resistant steel rail in alpine region
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Additional title:一种高寒地区耐低温钢轨生产方法
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Patent number:CN114635072
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Publication date:2022-06-17
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Type of media:Patent
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Type of material:Electronic Resource
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Language:Chinese
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