【摘要】 某脱BDO塔进行开孔接管的技术改造,根据生产技术条件,制定了详细、科学的改造方案,经外观检查、无损检测及耐压试验证明改造达到了标准及生产技术的要求。更多还原

【Abstract】 This article describes the Opening-nozzle revamp for a de-BDO tower,whose plan was drawn up in accordance with production specification.The results show that the tower meets the standards and specification requirements by visual inspection,non-destructive test and pressure test.更多还原