Typical framed structures are beams, grids, plane and space frames or trusses.典型构架结构为梁 、 格栅 、 平面的和空间的框架或桁架.The machines deliver trimmed grids for use or stock.这种机器铸出修整过的板栅,以供使用或储存.To guarantee this condition, the grids a...
To guarantee this condition, the grids are sent through some mechanical operations.为保证这一条件, 板栅应作一些机械加工.Typical framed structures are beams, grids, plane and space frames or trusses.典型构架结构为梁 、 格栅 、 平面的和空间的框架或桁架.The machin...