Unloading confining pressure tests could be controlled by stress and deformation. 卸荷试验包括应力控制和变形控制两种方法。
This paper gives emphasis on discussion of the joint quality assurance and deformation control in internal bore welding at two ends. 本文着重论述双端内孔焊工作中焊缝质量保证及变形控制问题。