Refer to the relevant literature and data, analysis of the main ingredient of printing process emissions.

参考相关文献和资料，分析印刷过程中产生的废气的主要成分。

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The coiled tubing fault tree is constructed based on field investigation and relevant literature by use of the fault tree analysis theory.

结合现场调研和有关文献资料，根据故障树分析理论，用演绎法建立了连续油管的故障树。

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Through the survey, compared with relevant statistical data analysis is published in the utilization rate of decline, and through a variety of ways to satisfy readers of literature journals.

通过调查、比较相关统计数据，分析现刊文献利用率下降的因素，并提出通过多种途径满足读者对期刊文献的需求。

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