“经济比摩阻”的概念、定义、翻译、参考文献-科学参考

单词	经济比摩阻
释义	经济比摩阻 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	infinitary relation infinite infinite Abelian group infinite aggregate infinite aquifer infinite automaton infinite automorphism group infinite branch infinite cardinal infinite cardinal number infinite chain infinite classical group infinite complex infinite conductivity infinite continued fraction infinite continuous group infinite convex body infinite cosine product integral infinite covering infinite cycle infinite dam infinite decimal infinite decimal expansion infinite derivative infinite descent

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