The essay analyzes the problem of blow-hole which is easily seen in the process of production and makes further discussion of the technology of improving lid casting. 前言:对烘缸缸盖在铸造过程中易出现的皮下气孔问题进行了分析,并对缸盖浇注系统的工艺改进作了进一步探讨。
The authors explain that in a standard blow-hole colostomy, the omentum and seromuscular layers of the colon are sutured to the peritoneum and the rectus fascia. 作者认为在标准的低位肠造瘘术中,结肠的浆膜和浆肌层与壁腹膜和腹横筋膜缝合在一起。
Improving Foundry Method to Eliminate Blow-Hole Defect of Valve Cover Casting 消除阀压盖铸件气孔缺陷的工艺改进