Coil Packaging is a very important auxiliary process of the cold rolled sheet production. China has been falling behind developed-country in this technology.

钢卷包装是冷轧生产中很重要的辅助工艺技术，我国在这一技术上与世界工业发达国家相比落后很多。

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Coil Packaging is a very important auxiliary process of the cold rolled sheet production. China has been falling behind developed-country in this technology.

钢卷包装是冷轧生产中很重要的辅助工艺技术，我国在这一技术上与世界工业发达国家相比落后很多。

youdao