A. wood B. paper C. concrete D. water 相关知识点: 试题来源: 解析 C。混凝土(concrete)是一种复合材料,由水泥、骨料和水等组成。木头(wood)是天然材料。纸(paper)主要由纤维素等组成,不是复合材料。水(water)是一种化合物,不是复合材料。反馈...
Concrete is a composite material composed of fine and coarse aggregate bonded together with cement that hardens over time. It is widely used due to its durability strength and versatility.,站酷海洛,一站式正版视觉内容平台,站酷旗下品牌.授权内容包含正版商
2.Concrete is a composite material. It consists of coarse aggregate and a continuous matrix of mortar, which itself comprises a mixture of cement paste and smaller aggregate particles. Its physical behavior is very complex, being largely determined by the structure of the composite material, such ...
With origins dating back to ancient Romans, thehistory of concretehas shown that it has been a staple material in the world for many, many years. Concrete, known for its durable, long-lasting qualities, can be used for many things. From the foundation of your home to the roads you drive...
Composite materials such as fiberglass, carbon fiber, concrete, Kevlar, and ceramic matrix composites offer unique properties and are widely used in industries for their strength, durability, and versatility.
Concrete is a man-made material created by the proper mixing of coarse aggregate,such as gravel ,fine aggregate ,such as sand ,and cement ,with adequate and controlled amounts of water.Concrete is very strong in compression,and ultimate strengths of 5000psi(34.5N/mm2)to 6000psi(41.4N/mm2)...
Solution Share Step 1 1: Understanding Concrete and Its Properties Composition and Nature of Concrete Concrete is a composite material primarily composed of three ing...View the full answer Step 2 Unlock Step 3 Unlock Answer UnlockPrevious question Nex...
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Concrete is a man-made material created by the proper mixing of coarse aggregate,such as gravel ,fine aggregate ,such as sand ,and cement ,with adequate and controlled amounts of water.Concrete is very strong in compression,and ultimate strengths of 5000psi(34.5N/mm2)to 6000psi(41.4N/mm2)...