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Terms for subject Metallurgy containing 一次风 | all forms | in specified order only
ChineseEnglish
一次燃烧用风primary combustion air
一次风primary nozzle
一次风primary air fan
一次风primary air main
预热段烧嘴一次风preheat burner primary air fan
预热烧嘴一次风preheat burner primary air fan