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简述了冷硬树脂砂型在某些情况下的产生开裂的原因及机理,讨论了几种解决的方法,有利于改进产品质量,减少双方的经济损失。
The reasons and mechanism of cracking of chilled resin sand under some conditions are briefly described. Several methods are discussed to improve the quality of products and reduce the economic losses on both sides.