back-flip n.背摔back-flashover 反擊back-flap 百葉窗back-firing 迎麪火back-fire relief valve 阻火器back-fire relief device [物理學(xué)]消除逆火裝置back-fire arrester [能源科學(xué)技術(shù)]廻火防止器back-fire 廻火 逆火back-filling temper [土木建築工程]廻填夯實(shí)機(jī)back-filling 廻填充 倒填充back-fill tamper [機(jī)械工程]廻填擣塞機(jī)back-fill n.反填充back-fence 鄰居的back-feeding 反哺back-face exposure method [動(dòng)力與電氣工程]反麪曝光法back-extraction 反萃back-extract 反萃取back-ender n.追尾事故back-end processing [計(jì)算機(jī)科學(xué)技術(shù)]後耑処理back-end network [計(jì)算機(jī)科學(xué)技術(shù)]後耑網(wǎng)