实验表明，该装置是痕量挥发性有机物浓缩富集-气相色谱分析的有效手段。

The results show that it is a effective means to concentrate trace amount of volatile organic substance in GC analysis.

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作者根据热力学和动力学的原理，自行设计和研制了游离烃类气体的浓缩富集装置。

Based on the principles of thermodynamics and dynamics, the authors designed and developed a new device for the concentration and enrichment of hydrocarbon gases.

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然而，经历一个被称为生物富集的过程，经过几年，化学物质可以浓缩在个体中，大多储存在脂肪组织中。

However, through a process known as bioaccumulation, chemicals can become concentrated in individuals over a number of years, stored mostly in fat tissue.

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