可以添加钢筋、金属基体甚至玻璃纤维来加固混凝土。这有助于粘结水泥和骨料,形成一种强度更高的材料,即钢筋混凝土。建造摩天大楼就要用钢筋混凝土。

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Narration

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💡 Tip: Every learner is different. Explore the settings to find what works best for you, and don't hesitate to try different combinations.

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