“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	regional organizations regional parking management regional phase regional physical geography regional planning Regional Planning Association of America regional planning of ecological construction and environmental protection regional planning of the Zhujiang River Delta regional planning of water conservancy in ancient China regional planning system Engineering regional planning theory Regional Plan of New York regional policy regional policy evaluation regional population flow regional prevention and control regional price differences of agricultural products regional primary standards of national defense regional private international law Regional production complex of natural gas industry in Arziw and Hassil Lemel Regional production complex of natural gas industry in Brega Regional production complex of oil and gas industry in Skikda、Hassi Messaoud and Hassil Lemel Regional production complex of Petrochemical in Laslanuf regional protectionism regional recreational sports

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。