three-hinged stiffening truss的意思|示意
美 / /
英 / /
三铰链加劲桁架
three-hinged stiffening truss的网络常见释义
三铰加劲桁架 ... suspended truss 悬式桁架 three-hinged stiffening truss 三铰加劲桁架 through truss 下承桁架 ...