The shrinkage defects include primary piping, secondarypiping, and centreline shrinkage.
收缩缺陷包括敞开性缩孔、二次缩孔以及轴线缩孔。
2
These two codes are of great value in implementing secondarypiping wall thinning management and developing relevant codes and rules in China.
该工作对我国PWR二回路管道壁厚减薄管理的工程实施及相关法规规范导则的建立有重要的参考价值。
3
Presents the calculation method of cooling loss and temperature rising caused by cooling loss of the variable water flow secondarypiping network in district cooling system(DCS).