fire-extinguishing foam

• 泡沫灭火剂

fire-extinguishing foam的用法和样例：

例句

1. The authors have been engaged in the studying of the foam fire extinguishing agent and the drafting of the standard for many years.
   本文笔者通过多年从事泡沫灭火剂研究及标准制订工作的实践，提出了泡沫灭火剂标准制订应遵循的六项原则。