Because the concrete has the multiple structure and non-isotropic compound materials system, it will present the error through the partial research to the whole method.
混凝土材料是复杂结构的非均质复合材料体系，通过局部的研究对整体的外推就难免出现谬误。
Because the concrete has the multiple structure and non-isotropic compound materials system, it will present the error through the partial research to the whole method.
混凝土材料是复杂结构的非均质复合材料体系，通过局部的研究对整体的外推就难免出现谬误。
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