短語(yǔ)詞組短語(yǔ)gas chromatography -flame photometric detector 氣相色譜;棒狀薄層色譜Gas chromatography -flame photometric detection 氣相色譜gas -fired flame 燃?xì)饣鹧?/li>mixing gas -dust flame 混合火焰a gas -light flame 煤氣燈的火舌 返回 gas flame