“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	Merits of Defense in Southeast China merit system MERIT地球自转监测 Merkel cell polyomavirus MERLIN mero- meroblastic cleavage merocrine secretion merocrine sweat gland merocrystalline merocyst Meroe merogony merohedral merohedral disorder merohedrism merohedron Meroitic meromorphic meromorphic connection meromorphic continuation meromorphic curve meromorphic differential meromorphic differential equation meromorphic differential form

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。