“economic specific frictional head loss”的概念、定义、翻译、参考文献-科学参考

单词	economic specific frictional head loss
释义	economic specific frictional head loss Encyclopedia 工学长距离输送热水管网释 economic specific frictional head loss经济比摩阻用技术经济分析的方法，根据供热系统在规定的补偿年限内年总计算费用最小的原则确定的比摩阻。
随便看	nonagonal hexagonal number nonagonal number nonagonal petagonal number nonagonal square number nonagonal triangular number nonagram nonahedral graph nonahedron non-algebraically closed ground field non-algebraic function non-algorithmic language non-aligned non-aligned countries non-aligned movement Non-Aligned News Agencies Pool non-allelic gene nonallergic rhinitis with eosinophilia syndrome nonallergic vascular purpura nonalternant hydrocarbons non-alternating non-alternating knot nonamer non-analog Monte Carlo method nonanalytic nonanalytic differential equation

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