“technical and economic calculation of gas pipe network”的概念、定义、翻译、参考文献-科学参考

单词	technical and economic calculation of gas pipe network
释义	technical and economic calculation of gas pipe network Encyclopedia 工学燃气管网技术经济计算释 technical and economic calculation of gas pipe network燃气管网技术经济计算为了使燃气管网具有较好的经济指标，通过对诸多管网设计方案进行经济比较选出最佳方案的过程。
随便看	groundwater reservoir groundwater resource groundwater resources evaluation groundwater resources of China groundwater resources protection groundwater runoff groundwater seepage flow groundwater seepage velocity groundwater simulation groundwater source field groundwater steady flow groundwater-surface water interaction groundwater system groundwater table groundwater table monitoring groundwater tracer groundwater unsteady flow groundwater utilization and protection planning groundwater vulnerability groundwater vulnerability assessment ground wave propagation ground wave radio signal ground weapons motion control Groundwork of the Metaphysics of Morals group

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。