That is to say the lightweight aggregate concrete microstructure's specific type and the relation between microstructure and every kind of physical chemistry property is a blank space basically.
也就是说，对于轻集料混凝土，其微观结构的具体类型、微观结构与各项理化性能之间的关系，基本上还是个空白。
That is to say the lightweight aggregate concrete microstructure's specific type and the relation between microstructure and every kind of physical chemistry property is a blank space basically.
也就是说，对于轻集料混凝土，其微观结构的具体类型、微观结构与各项理化性能之间的关系，基本上还是个空白。
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