对目前主流灭火剂进行了分类讨论，并根据灭火剂的种类对其灭火机理与优缺点以及应用范围进行全面分析，提出今后灭火剂的发展应以高效、节能、环保、安全为宗旨，对灭火剂的选型应用和研发具有一定的参考价值。%This thesis made classified discussion about the mainstream extinguishant, provides a comprehensive analysis about extinguishing mechanism, advantages and disadvantages and application range of the extinguishant according to the classification of it. It also puts forward that the development of the extinguishant in the future should be for the purpose of high efficiency, energy saving and safety. This thesis has a certain value for the design and application, and the R&D direction of extinguishant in the future.
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