词语secondary air
解释二次空气
词性名词
secondary air〔名词〕二次进风,二次空气详细»
secondary air次级空气,二次风详细»
secondary air〔名词〕二次空气详细»
secondary air二次空气详细»
二次空气secondary air详细»
二次空气〔名词〕secondary air详细»
二次空气auxiliary air;secondary air;supplementary air详细»