The welding of diverting force steel pipe is a huge project in the Three Gorges construction, which is a good opportunity to apply new technologies as well as a challenge for the welders.

• 在三峡工程建设中,引水压力钢管焊接是一项庞大的工程,为新技术的应用推广创造了难得的机遇,也向焊接工作者提出了巨大的挑战。