fire foam

 
  • 泡沫灭火剂

fire 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。
今日热词
目录 附录 查词历史