For the very beginning, the concept of lattice truss only used in the construction of bridge or communicative tower, and now it has been used in all kinds of buildings and modern technology has resolved many complex technical problems.

 
  • 金属空间桁架经过二百馀年的发展,由初步的结构概念到现今,使用的目的及范围由早期的建造桥梁和通讯塔,到目前则广被运用于体育场、车站等多元的场所。
今日热词
目录 附录 查词历史