concrete slap crack的用法和樣例：
例句
- The concrete shrinkage model can quantificationally analyze the shrinkage influence to concrete.
混凝土的收縮開裂模型可以定量分析收縮對混凝土開裂的影響。 - As for different projects, suitable surface heat preservation measures should be selected by numerical simulation so as to reduce the probability of cracking in concrete.
對於不同的工程，應通過數值模擬計算選擇適合本工程的表面保溫措施，以減小混凝土開裂的可能性。
