“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	Dirac Hamiltonian Dirac-Hartree-Fock method Dirac-Hartree-Fock method, DHF method Dirac holes Dirac hole theory Dirac hypothesis Dirac-Jordan cosmology Dirac ladder operators Dirac magnetic monopole Dirac mass term Dirac matrices Dirac matrix Dirac measure Dirac monopole Dirac neutrino Dirac notation Dirac notion Dirac operator Dirac orthonormality Dirac, Paul Adrien Maurice Dirac picture Dirac point Dirac quantization Dirac representation Dirac sea

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