“线路纵断面”的概念、定义、翻译、参考文献-科学参考

单词	线路纵断面
释义	线路纵断面 Encyclopedia 工学铁路线形释 line profile线路纵断面根据铁路线路中线的平面位置所处的地面标高，绘制高程图，在此高程图上设计的线路坡度线。
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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。