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The material component, technology, structure and performance of the steel casting end cover are studied.
研究了铸钢端盖材质成分、工艺、组织及性能。
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Recipient material, component, product description or name.
康乐保材料、元件、产品品名或名称。
youdao
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Recipient material, component, product description or name.
康乐保材料、元件、产品品名或名称。
youdao