refractory nozzle

例句：

1. 1. The refractory nozzle is designed to withstand high temperatures.
   耐热喷嘴设计用于承受高温。
2. 2.The engineers developed a new refractory nozzle that improved efficiency.
   工程师们开发了一种新的耐热喷嘴，提高了效率。
3. 3. The refractory nozzle was used in the chemical process to prevent contamination.
   在化学过程中使用了耐热喷嘴以防止污染。