变角度空间桁架模型
variable-angle spatial truss model
桁架式转换层结构
braced structural transfer storey
环梁-桁架式支撑体系
rounded ring beam and trussed beam bracing system
空间桁架理论
space truss
the theory of space-truss
空间软化桁架模型
space softening truss model
轻型桁架模板
light truss type formwork
双桁式导梁架桥机
dual-truss-guide-beam-type bridge-erecter