“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	flexible benefits plan flexible budget flexible chain flexible chain configuration flexible chain macromolecule flexible chain polymer flexible coking flexible comb type seed metering device flexible constitution flexible copper indium sulfide thin film solar cell flexible coupling flexible cut-to-size flexible design flexible disk flexible display flexible display device flexible docking flexible electronics flexible electronics manufacturing flexible employment of the disabled flexible fixture flexible fixturing flexible-fuel internal combustion engine flexible graph flexible graphite gasket

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。