The paper described Fe foam produced by a Powder-Compact Foaming (PCF) process.
本文研究的是粉体致密化发泡法（PCF）制备铁基泡沫工艺。
She always keeps a powder compact in her bag.
她的手提包里总放着粉盒。
After the train had left the station, the lady opened her handbag and took out her powder compact.
火车开出车站后，那位妇女打开了手提包，拿出了粉盒。
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