Making use of evaluation index system of financing performance of listed companies, integrated evaluation on 18 listed petrochemical companies were made by using principal component analytical method.
利用上市公司财务绩效评价指标体系，应用主成分分析方法对18家石油化工类上市公司进行了综合评价。
By using the analytical method of sequence stratigraphy and sediment system, an isochronous unit of Biyang Depression was established.
应用层序地层学和沉积体系分析方法，建立了泌阳凹陷的等时地层单元。
It is efficiency and high quality to complete system design only using new design method, new technologies and new analytical tools to identify problems at the design stage.
只有运用新设计方法、新技术和新分析工具，才能在设计阶段找出问题，从而高效率、高质量地完成系统设计。
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