The self-shrinkage of concrete with higher water to binder ratio is negligible.
高水胶比混凝土的自收缩可以忽略不计。
The ARH change laws of concrete with water to binder ratio lower than 0.4 can be expressed with a non-linear equation.
水胶比小于0.4的混凝土其自身相对湿度变化规律可用非线性方程表征。
Based on experiments, this paper puts forward the relationship of the strength of high performance concrete to the ratio of water-binder, the amount of admixture.
该文根据试验结果，得出了高性能混凝土强度和水胶比、混合材料掺量之间的关系。
The autogenous shrinkage of HPC develops greatly and mainly during early age due to a low water binder ratio, but there is no standard test method for early autogenous shrinkage of the concrete.
高性能混凝土因水胶比低、自收缩大且主要发生在早期，而目前对于早期自收缩的测量还没有统一标准可依。
The autogenous shrinkage of HPC develops greatly and mainly during early age due to a low water binder ratio, but there is no standard test method for early autogenous shrinkage of the concrete.
高性能混凝土因水胶比低、自收缩大且主要发生在早期，而目前对于早期自收缩的测量还没有统一标准可依。
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