foamed materials的用法和樣例：
例句
- The starch foam materials with different glycerol contents were extruded by using a twin-screw extruder.
摘要利用雙螺桿擠出機製備了甘油含量不同的澱粉泡沫材料。 - Foamed plastic materials containing many small cells which are not connected are good cryogenic insulating materials.
塑料泡沫材料含有許多互不相通的小氣囊，是優良的低溫絕緣材料。
