In the new product concept evaluation stage, the filtration method, which considers relative importance and effect of each factor of the multi-scheme, can be mainly adopted.
在新产品概念开发阶段，主要运用多设想（或方案）加权评分法对新产品设想进行筛选；
Based on association analysis with gray system theory, the multi-factor gray association analysis has been carried out for analysing the vibration effect of pre-splitting blasting in a mine.
引入灰色系统理论的关联分析方法，对某矿山预裂爆破的震动效应进行了多因素灰色关联分析。
Conclusion Under the coupling effect of multi-adverse factor, the farther exasperate trend is embodied in Yinchuan plain's eco-environment, and the easily injured mechanism is formed.
结论在多种不利因素的耦合作用下，银川平原生态环境有进一步恶化的趋势，形成生态环境易受损机理。
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