已收录 268922 条政策
 政策提纲
  • 暂无提纲
On-Going High Performance Concrete Research in Louisiana
[摘要]

This article presents a summary of preliminary work in connection with the testing at CTL of three 96 ft (29.3 m) long, 72 in. (1829 mm) deep precast, prestressed bulb-tee girders using high performance  concrete. 

[发布日期]  [发布机构] 
[效力级别]  [学科分类] 建筑学
[关键词]  [时效性] 
   浏览次数:3      统一登录查看全文      激活码登录查看全文