Hydrolysis protein of excess sludge can be used for preparing foam extinguishing agent, and its extinguishing parameters can reach the national standard(GA 219-1999).
结果表明，剩余污泥水解液属于空气泡沫灭火剂，其灭火指标达到了国家标准（GA 219—1999）。
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。
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。
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