长苞冷杉(Abies georgei)的伐区剩余物—针叶和小枝,经蒸馏提取冷杉油,应用GC/MS/DS技术对其化学组成进行了分离和鉴定,在分离出的51个色谱中,对其中43个峰打印了质谱图,初步鉴定出27个成分,被鉴定成分占总组成的94.14％,主要成分为α—蒎烯(55.21％);其他依次为β—水芹烯(9.96％),月桂烯(5.16％),β—杜松烯(4.89％),β—蒎烯(4.76％),Δ~3—蒈烯(3.34％)和茨烯(3.30％)等。 Abies georgei cuttings residues - needles and twigs, extracted by distillation fir oil, its chemical composition by GC / MS / DS technology was isolated and identified in the 51 chromatograms were isolated, Of the 43 peaks, 27 spectra were identified, of which 27 were initially identified, accounting for 94.14% of the total composition. The main components were α-pinene (55.21%); the others were β-phellandrene (9.96% ), Myrcene (5.16%), β-Caducene (4.89%), β-Pinene (4.76%), Δ-3-Carene (3.34%) and Zinc (3.30%).