悬挂结构
suspensions
suspension building
suspended structure
hanging structure
suspension structure
suspended building structure
部分悬挂结构
partial suspension structure
机车悬挂结构
locomotive suspension structure
悬挂结构系统
suspension structure system
核筒悬挂结构
core-wall suspension structure
二系悬挂结构
secondary suspension structure
大跨度悬挂结构
long span suspension structure
顶层研究
the top level researching