microconcrete

例句：

1. 1.The engineers used microconcrete to build the bridge.
   工程师们使用微混凝土建造了这座桥。
2. 2.Microconcrete is a material that can be molded into any shape.
   微混凝土是一种可以塑形成任何形状的材料。
3. 3. Due to its lightweight and durability, microconcrete is often used in construction.
   由于其轻质和耐用性，微混凝土常用于建筑中。