混凝土的徐变和收缩是长期荷载作用下混凝土结构裂缝宽度扩大的主要影响因素。
The creep and shrinkage of concrete is the major problem that leads to the enlargement of crack width in concrete structures, under the action of long-term load.
对12根经过长期荷载作用卸载后的自密实与振捣混凝土梁进行了静力试验研究。
This paper reports the test results of 12 beam specimens including 8 SCC simple beams and 2 vibrated concrete simple beams and 2 SCC continuous beams under static loading after long-term actions.
上海中心大厦在长期荷载作用下结构竖向构件间的差异变形会在水平构件中产生较大的次内力。
The differential deformation between vertical structural members of the Shanghai Tower can cause secondary internal forces in horizontal structural members.
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