在一条空气流通管道内平分有四个出口,在管道流量和流速已知的情况下如何做到四条全开的出风口流量相同。? 知乎 Template




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tomski在一条空气流通管道内平分有四个出口,在管道流量和流速已知的情况下如何做到四条全开的出风口流量相同。? 知乎 coloring