“龙门式起重机”的概念、定义、翻译、参考文献-科学参考

单词	龙门式起重机
释义	龙门式起重机 Encyclopedia 工学其他专用工程机械释 gantry crane龙门式起重机金属结构为门形框架，承载主梁下安装两条支脚，可以直接在地面的轨道上行走，主梁两端具有外伸悬臂梁的起重机械。又称门式起重机。
随便看	defense lawyer Defense Map of the Great Coast defense mechanism defense of first-performance defense of negotiable instrument defense of psychological operations defense of respiratory system Defense of Sihang Warehouse defense of uncertainty defense of unperformed contract Defense Satellite Communication System Defense Science and Technology Thesaurus defense system analysis Defense Technical Information Center defense wound defensible space defensin defensive behavior of livestock defensive competitive intelligence defensive competitive intelligence method defensive competitive intelligence technology defensive expenditures defensive information operations defensive innovation defensive listening

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。