high-heat duty fire brick

例句：

1. 1.The high-heat duty fire brick is used in the furnace to protect the furnace from overheating.
   高温任务耐火砖用于炉中，以保护炉子免受过热。
2. 2.The construction of this building required the use of high-heat duty fire bricks.
   建造这座建筑需要使用高温任务耐火砖。
3. 3.The engineer carefully selected the high-heat duty fire bricks for their durability and resistance to high temperatures.
   工程师仔细挑选了高温任务耐火砖，因为它们具有耐久性和抵抗高温的特性。