分析了九种尼龙均聚物，得到了特征峰较强的裂解谱图，并在此基础上鉴别了一些尼龙共聚物。
The pyrograms with more intensive characteristic peaks were obtained, on this basis some of nylon copolymers were identified.
通过推测甾醇TMS衍生物特殊碎片的质谱裂解规律，结合标准品TMS衍生物的质谱图进行分析。
The regular mass spectrometric pattern of the TMS derivatives of sterols was studied using mass spectrometry and some TMS derivatives standards.
结果表明：胆甾醇酯的EI质谱裂解途径主要由甾环决定，各化合物谱图之间几乎无差别；
The result shows that EI fragmentation process of cholesterol esters is determined mostly by the steroid nucleus, and there is almost no difference among the mass spectra of various compounds.
得到的谱图不仅能作为指纹谱区别不同的聚合物，而且能用于研究聚合物热裂解机理。
The resulting DPCI spectra can be not only used as finger-prints to distinguish the different polymers, but also applied to investigate mechanism on thermal pyrolysis of polymers.
得到的谱图不仅能作为指纹谱区别不同的聚合物，而且能用于研究聚合物热裂解机理。
The resulting DPCI spectra can be not only used as finger-prints to distinguish the different polymers, but also applied to investigate mechanism on thermal pyrolysis of …
得到的谱图不仅能作为指纹谱区别不同的聚合物，而且能用于研究聚合物热裂解机理。
The resulting DPCI spectra can be not only used as finger-prints to distinguish the different polymers, but also applied to investigate mechanism on thermal pyrolysis of …
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