Thanks to technical efforts, surface cracking of the round bloom is eliminated, which provides a good basis for producing quality seamless steel tubes in terms of material preparation.
通过技术攻关，解决了圆管坯的表面裂纹问题，为生产高质量的无缝钢管提供了优质的原料。
Any surface cracking of the bloom will cause ser - ious quality problem.
管坯的表面裂纹会对无缝钢管的质量产生极坏的影响。
Some measures to control the surface defect have been taken for ensuring the quality of bloom.
采取措施控制表面缺陷，保证铸坯质量。
Some measures to control the surface defect have been taken for ensuring the quality of bloom.
采取措施控制表面缺陷，保证铸坯质量。
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