“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	Cairns Decisions Cairns Group Cairo Conference Cairo Declaration Cairo Declaration on Afro-Arab Cooperation Cairo International Book Fair Cairo International Film Festival Cai Ronggui Cairo Opera House Cairo tessellation Cairo University Cairo wooden tablet Cai Ruixian Cai Ruohong CAIS CAIs Cai's Ancient Residential Buildings Cai Shangxiong Cai Shaoxu Cai Shen Cai Shen's Variorum of the Book of History Caishi Cai Shidong Caishi Scenic and Historic Area Cai Shiyuan

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