灭火器型号包括本体号、类别号、形式号、数字号四部分。本体号、类别号、形式号均采用汉语拼音大写字母表示,分别取自关键字的字母;数字号是用阿拉伯字母表示。 本体号一般编在型号首位,是灭火器本身的代号。通常用“M”表示。 类别号一般编在型号中第二位,是指灭火器中灭火剂类型的代号。目前我国对各类灭火剂命名是:P——泡沫灭火剂、酸碱灭 Fire extinguisher models include the body number, category number, form number, number four. The body number, category number, and form number are all in Chinese Pinyin capital letters, respectively taken from the letters of the keywords; the numbers are in Arabic letters. The body number is generally compiled first in the model, is the code of the fire extinguisher itself. Usually “M” said. Category number generally compiled in the second model, refers to the type of fire extinguisher fire extinguisher code. At present, China’s name for all types of fire extinguishing agent is: P - foam fire extinguishing agent, acid and alkali off