“erecting crane for railway bridge span”的概念、定义、翻译、参考文献-科学参考

单词	erecting crane for railway bridge span
释义	erecting crane for railway bridge span Encyclopedia 工学桥梁施工机械释 erecting crane for railway bridge span铁路架桥机在铁路轨道上行驶或在梁顶面上移动、用于分片或整跨架设简支梁（跨度通常不大于40米）的桥梁施工机械。
随便看	descriptor language descriptor systems descriptor table Desdemona deseasonalized series de se intepretation deselenization desemanticization Desembarco del Granma National Park desensibilization desensitization desensitizer desensitizing desert desert and aeolian desertification discipline desert and semi-desert faunal group of temperate zone in China desert animal desert biology desert botany desert climate desert climatology desert control Desert Conttrol Research Of Shaanxi Province desert depositional system desert ecological agriculture

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。