混凝土自干燥收缩与其内部相对湿度的下降密切相关。
The self-desiccation shrinkage of concrete is closely related to the drop of its internal relative humidity.
内部和外部的干燥收缩和热膨胀，是从根本上关系到内部相对湿度。
Internal and external drying shrinkage and thermal dilation are fundamentally related to the internal relative humidity.
内部和外部的干燥收缩和热膨胀，是从根本上关系到内部相对湿度。
Internal and external drying shrinkage and thermal dilation are fundamentally related to the internal relative humidity.
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