“derrick crane”的概念、定义、翻译、参考文献-科学参考

单词	derrick crane
释义	derrick crane 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	domain of infinite connectedness domain of influence domain of integration domain of integrity domain of meromorphy domain of normality domain of rationality domain of regularity domain of speech domain of transitivity domain of uniqueness domain of univalence domain of unsolvability domain of values domain of values of a function domain of values of an operator domain of variability domain on surface domain ontology domain pressure Domain redefinition domain restriction domain rotation process domain sequence domain sniper

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