urea-formaldehyde foam

例句：

1. 1. This typeof foam is commonly used in the construction industry as an insulating material.
   这种泡沫在建筑业中常作为隔热材料使用。
2. 2.The foam was designed to provide extra cushioning for the user's feet during long flights.
   这种泡沫设计用来为长时间飞行中的用户提供额外的缓冲。
3. 3. The foam was tested to ensure it met safety standards before being released into the market.
   这种泡沫在投放市场前进行了测试，以确保符合安全标准。