segmented two-piece reinforcing pads 什么意思(关于 ...? each reinforcing pad, or segment if more than one piece is used, shall be provided with one nps 1/4 npt threaded hole. welds in segmented two-piece reinforcing pads on cylinders and cones shall be full penetration butt welded in the vessel's circumferential direction. 关于压力容器的开口补强,重点是标红处的翻译与理解。请教相关专业人士。查看更多