粉末冶金工艺的第一步是制取原料粉末，第二步是将原料粉末通过成形、烧结以及烧结后处理制得成品。

The first step of powder metallurgy industry is making raw materials powder, the second step is to material powder through the pressing, sintering and sintering post-processing of finished products.

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粉末冶金工艺的第一步是制取原料粉末，第二步是将原料粉末通过成形、烧结以及烧结后处理制得成品。

The first step of powder metallurgy industry is making raw materials powder, the second step is to material powder through the pressing, sintering and sintering post-processing of finished products.

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