نتایج جستجو برای: topping

تعداد نتایج: 500  

Journal: :Journal of the Institute of Agriculture and Animal Science 2006

Journal: :Frontiers in Materials 2023

Introduction: The construction industry uses a large quantity of natural materials in the production concrete. Although attempts to incorporate green concrete began years ago, not every building such today, and roadways, particularly, still rely on unsustainable materials. Methods: Therefore, this study used alternative materials, including fly ash, manufactured sand aggregates, different molar...

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