Ultimately, selection of the optimum filters depends on flow rate, particle removal efficiency of the filter, filtration scheme (single vs. multi-stage filtration), and filter service life.
归根结底，最佳过滤器的选择决定了流速、过滤器的粒子去除效率、过滤方案(单步与多步过滤)和过滤器的使用寿命。
Grey system theory is introduced into the multi-attribute fuzzy optimal selection of design scheme, the fuzzy optimal selection model is formed based on the grey relational analysis.
将灰色系统理论引入设计方案的多属性模糊优选，形成基于灰色关联分析的模糊优选模型。
Digital scroll multi-connected air-conditioning unit; Technical advantage; Design selection; Features of optimization scheme.
数码涡旋多联机组；技术优势；设计选型；优化方案特点。
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