圆盘剪在Φ20、Φ22轧制工艺上的应用--切除轧制缺陷,提高成材率和产量
원반전재Φ20、Φ22알제공예상적응용--절제알제결함,제고성재솔화산량
Application of Disc sheer on Φ20 and Φ22 Rolling Craftsmanship
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