Sensitivity coefficient obtained from calculation can represent how much the internal temperature variation and contraction affects the early crack of concrete structure.
计算得到的敏感系数能够表示结构内部温度变化和收缩这两个因素对于混凝土结构早期开裂的影响程度。
The formula of strain and crack width of temperature and contraction with no varying place constraint con detion are deduced, capale be design basis for crack control of R. C structure.
阐述了砼结构体表比和约束比对温度和收缩应变和裂缝的影响程度，推导出R．C结构在四周无变位边界约束条件下的温度和收缩应变、应力及裂缝宽度计算公式和运用实例。
This paper analyzes mechanism of crack development in cast-in-place concrete under combined action of concrete contraction and temperature difference.
分析现浇板因砼收缩和温差影响的组合作用裂缝的产生机理。
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