在定量分析的基础上，本文再进一步作了定性的分析。
On the basis of quantitative analysis, this thesis has made a qualitative analysis further.
在定量分析的基础上，对V型保护结构结构和光纤全保护倒换方式进行生存性比较。
Based on the quantitative analysis to V-protection structure, this paper makes comparison between V-protection structure and full duplex system.
在定量分析供应商数量与供应风险及采购总成本关系的基础上，建立了多目标优化模型。
The problem of structure optimization in supply is essentially how to determine the supplier number. The number of suppliers is related to the supply risk and total purchase cost.
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