Cracks design of reinforced concrete structure focuses on the cracks caused by temperature and shrinkage stress which is traditionally controlled through "resistance" and "relieving".
钢筋混凝土框架结构的裂缝设计主要是针对温度和收缩应力产生的裂缝，历来有“抗”与“放”两种不同的处理方法。
The paper studies the simplification calculation method of concrete shrinkage and the calculation of temperature and shrinkage stress that takes the effects of concrete creep into account.
讨论了混凝土收缩简化计算方法及混凝土徐变对温度及收缩应力计算的影响；
The change of the components leads to high temperature stress, as well as remarkable shrinkage and deformation; also, its characteristics induce friability and fissility of concrete.
现代混凝土组分的变化导致了温度应力高、收缩变形大，早强和高强也引发了混凝土的早裂和高脆性。
The large shrinkage stress and thermal stress induced by ineffective measures for concrete curing and temperature insulation are the main causes at middle and later stages.
由于后期养护和保温措施不力产生较大的收缩应力和温度应力是引发中后期裂缝的主要原因。
Marly crack and deterioration of many bridge deck overlays have been attributed to the traffic load, nature factor and high thermal or shrinkage stress development in the concrete.
混凝土桥面铺装在交通荷载、自然因素、温度与收缩应力综合作用下，普遍出现了早期开裂与破坏。
The tensile stress induced by restrained thermal and autogenous shrinkage deformations was the main driving force of cracking in concrete at early age.
温度变形和自生收缩变形等受约束形成的拉应力，是引起混凝土早期开裂的主要驱动力；
The mathematic expressions of temperature stress and dry shrinkage stress are deduced. The time-varying model based on multiple factors of concrete face stress is established.
推导了温度应力分量和收缩应力分量的数学表达式，建立了面板应力多因素时变分析模型；
The mathematic expressions of temperature stress and dry shrinkage stress are deduced. The time-varying model based on multiple factors of concrete face stress is established.
推导了温度应力分量和收缩应力分量的数学表达式，建立了面板应力多因素时变分析模型；
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