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.
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.
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.
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