短語(yǔ)詞組短語(yǔ)dual laser beam 雙光束dual -beam technology 雙波束技術(shù)Dual -beam spectrophotometry 雙光束光度法dual ion beam deposition 雙離子束澱積dual ion beam detector 雙離子束探測(cè)器dual electron beam oscillograph 釋義雙線(xiàn)示波器;雙線(xiàn)示波器 返回 dual beam