powder metal的用法和樣例：
例句
- Our main products are various kinds of Powder Metal Parts, also including Precision Powdered Metal Parts, Sintered Metal Parts.
我們的主要產品是各種粉末金屬零件，還包括精密粉狀金屬零件，燒結金屬零件。 - This paper introduced the difficulties of modeling powdered metal compacting process.In theory and practice,modeling approach was discussed in detail.
介紹了建立描述粉末金屬壓制過程數學模型的難點，從理論和應用上詳細論述了微觀力學方法在粉末成形建模中的應用。
