桅杆起重机 meaning in English
derrick crane
mast crane
Examples
- Interpretations : floating cranes and floating derricks
说明:水上起重机和水上桅杆起重机 - Floating cranes and floating derricks
浮式起重机和浮式桅杆起重机 - Finite element analysis and structure improvement of model
350型桅杆起重机的有限元分析与结构改进 - Bull wheel derrick
大转盘桅杆起重机