The design and improvement process of on-line hexagon-binding package of round bar in No.

介绍了石钢公司二轧厂圆钢在线六角捆包装的设计改进过程。

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The design and improvement process of on-line hexagon-binding package of round bar in No.

介绍了石钢公司二轧厂圆钢在线六角捆包装的设计改进过程。

youdao