采用红外光谱对反应前后沥青质的结构进行了测定，反应后沥青质中重质组分的结构发生了变化，重质组分的减少，轻质组分的增多。
Infrared spectrum tested asphaltine structure before and after reaction. Heavy components structure has changed after reaction, heavy components reduced and light components increased.
该文从影响机理入手，分别建立了地化热解资料的样品重量、孔隙与体积及轻、中及重质不同组分的校正模型。
In this paper, the correction models of light, middle and heavy components ard sample weight, porosity and volume were established from the view point of influence mechanism.
采用热重-质谱联用（TDG-MS）技术研究纸张上蓝色签字笔墨水在人为老化过程中组分的变化情况。
TDG-MS was applied to study the composition changing of blue gel pen inks on paper during artificial ageing at the time of this study.
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