目前我国标准件厂家所使用的冷镦钢原料大部分由美国、日本、韩国等国家进口。
In present, the most of cold forge steel which is used by domestic standard part producer are import from USA, Japan, Korea, and so on.
目前我国标准件厂家所使用的冷镦钢原料大部分由美国、日本、韩国等国家进口。
In present, the most of cold forge steel which is used by domestic standard part producer are import from USA, Japan, Korea, and so on.
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