“helical seam submerged-arc welded steel pipe”的概念、定义、翻译、参考文献-科学参考

单词	helical seam submerged-arc welded steel pipe
释义	helical seam submerged-arc welded steel pipe Encyclopedia 工学螺旋缝埋弧焊钢管释 helical seam submerged-arc welded steel pipe螺旋缝埋弧焊钢管管道运输所用的采用埋弧焊工艺制作的带有一条螺旋焊缝的管子。
随便看	Riemann invariant Riemann-Lebesgue lemma Riemann-Lebesgue theorem Riemann lemma Riemann-Liouville operator Riemann localization theroem Riemann lower integral Riemann mapping theorem Riemann matrix Riemann method Riemann metric Riemann moduli problem Riemann moduli space Riemann nondifferentiable function Riemann non-Euclidean geometry Riemann-Papperitz equation Riemann P-differential equation Riemann period inequality Riemann period relation Riemann P-function Riemann prime counting function Riemann prime number formula Riemann problem Riemann product Riemann P-series

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。