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钢筋砼结构的长大化和复杂化,以及商品砼的大量推广和砼强度等级的提高,结构裂缝出现机率大大增加,如何控制和防水是关键。
The growth and complexity of reinforced concrete structures, as well as the promotion of commercial concrete and the improvement of concrete strength levels, have greatly increased the probability of structural cracks. How to control and waterproof is the key.