The numerical simulation for the three dimensional turbulent flow field of multiply jets mixing with a confined crossflow in cylindricalduct is presented in this paper.
对多股射流与圆柱管中的横流湍流混合的三维流场进行了数值模拟。
2
Research is carried out on weld groove machining technology of cylindricalduct outlet for barrel compressor, the effective method of solving the problem is put forward.
对筒型压缩机的圆柱形出风管焊接坡口加工工艺进行了探讨，提出了解决该问题的有效方法。
3
Type P-B in cylindrical dilatated bile duct is more common, ERCP in the diagnosis of choledochal cyst in children is safe and effective.