基于结构功能衍生系数的桥式起重机金属结构优化设计
董青,张天祥,戚其松,徐格宁

Optimization design of metal structure of bridge crane based on structural function derivative coefficients
Qing DONG,Tianxiang ZHANG,Qisong QI,Gening XU
图4 基于ISM的起重机零部件层次结构及连接关系
Fig.4 Hierarchy and interconnection relationships of crane parts based on ISM