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Author:
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Year:
Volume:
Issue:
27m yu ying li v xing zhe ban
Author(s):
WU Shibao
Pages:
61
Year:
1989
Issue:
2
Journal:
Building Structure
Keyword:
预应力
;
折板
;
中国石油化工总公司
;
构件
;
大跨度
;
设计荷载
;
工程公司
;
共同负责
;
百分表
;
试验结果
;
Abstract:
<正> 一种大跨度预应力 V 形折板屋盖构件最近成功地通过了试验,该构件跨度为27m,波宽3m,板厚6cm。中国石油化工总公司北京石油化工工程公司与铁道部房山桥梁厂共同负责构件的测试和检验工作。试验采取往折板内灌水分六次加荷载方法,用百分表测量折板挠度,并观察开裂和破坏的情况。当荷载加到标准设计荷载的1.88倍时,折板的
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