英语词汇“dry chemical extinguishing system”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	dry chemical extinguishing system
释义	dry chemical extinguishing system dry chemical extinguishing system A fire extinguishing system which is used to distribute an approved fire-extinguishing chemical by means of a gas under pressure. Fixed piping and nozzles aid in ensuring proper distribution of the chemical.
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