Experiment study on closured weld joint type of pressure pipes 压力钢管合拢焊缝接头形式试验研究
Application of a High Accuracy Detection System in Welding Deformation of Closured Weld Joint 高精度检测系统在合拢焊缝焊接变形中的应用
Methods: External apparatus was used to fix after debridement and the wound closured in secondary operation by sural nerve pedicled island flap in 18 cases of open tibial fractures. 方法:18例胫骨开放性骨折患者,清创后应用外支架固定,Ⅱ期行腓肠神经逆行岛状皮瓣闭合伤口。
In this paper, the key techniques of construction including side spans casted in site and closured, middle spans closured and the main quality control method of closure construction are described. 介绍合拢施工中边跨现浇段施工、边跨合拢段施工和中跨合拢段施工的关键技术,以及合拢施工的主要质量控制方法。
Methods Two hundred and twenty patients with PPVS closured with domestic ventricular septal defect occluder ( VSO) from March 2004 to March 2006 were followed up for ( 180 ± 90) days. 方法对2004年3月至2006年3月住我院采用国产室间隔缺损封堵器治疗的220例PPVS患者进行随访,平均随访(180±90)天。
Methods: From June 1998 to October 1999, 32 patients with PDA were closured by transcatheter with Amplatzer duct device. Two of them had previous surgical ligation with clinically evident recanalization. 方法:自1998年6月~1999年10月,32例PDA患者,其中2例为PDA结扎术后再通。