英语词汇“dry-pipe valve”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	dry-pipe valve
释义	dry-pipe valve dry-pipe valve The control valve for a dry-pipe sprinkler system which activates the system; must be in a location where it is protected against mechanical injury and freezing.
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