“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	measure of non-compactness measure of noncompactness measure of quality measure of rigidity measure of self-informativity measure of sensitivity measure of skewness measure of transcendence measure on a Boolean ring measure on a group measure on a manifold measure on a semigroup measure polytope measure-preserving dynamical system measure-preserving mapping measure preserving transformation measure-preserving transformation measures measures and weights Measures for Administration of Cultural Volunteer Service measures for crime prevention and control measures for examination and approval of provincial urban system planning measures for examination and approval of the preparation of regulatory detailed plans for cities and towns measures for preserving city walls measures for prohibition on desertion in Ming Dynasty

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。