monolithic refractory

例句：

1. 1. The monolithic structure of the building is unbreakable and durable.
   这座建筑的坚固结构是坚不可摧的。
2. 2.The rock was found to be monolithic refractory, resistant to all forms of weathering.
   该岩石被发现是单块的、不透气的，对各种风化作用都有很强的抵抗力。
3. 3. The construction materials used for this project are all monolithic refractory, ensuring the safety of the workers.
   该项目使用的建筑材料都是单块的、不透气的，确保工人的安全。