“桅杆起重机”的概念、定义、翻译、参考文献-科学参考

单词	桅杆起重机
释义	桅杆起重机 Encyclopedia 工学〔轻小型起重设备〕释 derrick crane桅杆起重机以桅杆为承载构件，臂架下端与桅杆下部铰接，上端通过钢丝绳与桅杆相连的简易臂架型起重机。俗称把杆、拔杆。
随便看	sociology of news sociology of occupation sociology of organization sociology of population sociology of school sociology of science sociology of special education sociology of spirituality sociology of teaching sociology of the church sociology of work sociology of youth Sociology Research sociology study on sexualities sociometric sociometry sociometry method Socio-pragmatics sociopsychophysiology socio-spatial differentiation sociotechnical system sociotechnical system approach Socio-translation Studies socket socket direct protocol

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。