sound-insulating concrete

例句：

1. 1.The sound-insulating concrete is used to reduce noise pollution in urban areas.
   隔音混凝土用于减少城市地区的噪音污染。
2. 2. The engineers designed the sound-insulating concrete for the construction of a new hospital.
   工程师们设计了隔音混凝土用于建造一座新医院。
3. 3.The sound-insulating concrete has been widely used in the construction industry due to its excellent soundproofing properties.
   由于其卓越的隔音性能，隔音混凝土在建筑业中得到了广泛应用。