单词	bridge girder plant
释义	bridge girder plant 桥梁工厂
随便看	background noise on battle background noise photon background noise power background noises background noise suppression Background noise variance background/non-background classification background normalization background note background notes by Tony Medawar Background of Academic Resources background of a device Background of American and Canada background of appointment Background of Britain and America background of china background of circulation background of circumfluence background of cloth background of commer cialization Background of Creation background of disciplinary development background of enterprise background of environmental geology Background of establishing disassembly standard