big span steel structure的意思|示意

This article discusses a successful application of the big span steel structure truss assemble prefabricated parts and slip technology in Qingdao Liuting International Airport project phase II.

广州名盛广场工程，采用全逆作法施工钢结构设计方案，并且将路桥工程采用的大跨度拱形钢桁架结构应用于房建工程的转换层结构，这是一种新的尝试。

The steel structure is getting more and more application because of its light weight, big span , short time limit for a project, various styles , easy to protect the environment and so on.

钢结构由于其重量轻、跨度大、工期短、表现丰富、利于环保等特点，正得到越来越广泛的应用。