steel truss
大圆头螺钉
truss head screw
暂无补充释义。
相关词条
truss
roof truss
lattice truss
Pratt truss【建】
truss ( trussed girder )
truss head rivet
simple truss
truss head screw
暂无补充释义。
steel truss
truss
roof truss
lattice truss
Pratt truss【建】
truss ( trussed girder )
truss head rivet
simple truss