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混凝土坝产生裂缝的原因是十分复杂的。根据现场调查资料,在某些结构形式相同、温差相等的浇筑块中,有些产生了裂缝,而另外一些却没有裂缝;有些温差大的浇筑块没有裂缝,而另一些温差较小的浇筑块却出现了裂
The reason for cracks in concrete dams is very complicated. According to the field survey data, some of the pouring blocks with the same structure and the same temperature difference have some cracks but others have no cracks. Some of the pouring blocks with large temperature difference have no cracks, while others with smaller temperature difference Appeared cracked