“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	underground public facilities planning underground pump room underground pump station underground railway underground railway station underground refueller underground research facilities underground reservoir underground residence underground road underground service drilling hole underground sewage treatment facility Underground Space Design underground space environment underground space management underground space master plan underground space property right underground space resource underground space survey Underground Spring Trilogy underground station underground station drainage underground stope arrangement optimization underground storage and facility underground storage of lined

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。