... galvanization 电镀 galvanized prestressed steel 预应力镀锌钢 galvanized sheet 镀锌薄板 ...
基于62个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
Its profits are convenient construction and low cost that the wide span bridge is built by the low relaxation prestressed galvanized PC steel strand.
大跨度桥梁采用低松弛镀锌PC钢绞线具有施工简便、造价低等优点。
youdao
应用推荐
模块上移
模块下移
不移动