“portal crane”的概念、定义、翻译、参考文献-科学参考

单词	portal crane
释义	portal crane Encyclopedia 工学〔轻小型起重设备〕释 portal crane门座起重机安装在沿地面轨道行走的门形底座上的全回转臂架型起重机，其门形底座下方可通行铁路车辆或其他无轨运输车辆（如汽车）等。
随便看	literary inspirations from landscape literary interpretation literary linguistics literary magazine Literary Market Place literary mirror Literary Mirror of Song Dynasty literary models Literary Morality Literary moral value literary morphology literary motif Literary Movement During the War of Resistance Against Japan Literary News Literary Notes by Gu'an Literary Policy under the Three People's Principles literary power and style to impress literary production literary pursuits Literary Quarterly Society Literary Raid literary reading Literary Regionalism literary representation Literary Review

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。