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Concrete cracks in construction is a very common phenomenon.
混凝土裂缝在建筑工程中是很普遍的现象。
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The cracks often appear on the top of concrete floor slab.
现浇钢筋混凝土楼板面易产生裂缝。
youdao
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The cracks often appear on the top of concrete floor slab.
现浇钢筋混凝土楼板面易产生裂缝。
youdao