6SHANG Jianzbong, BRIDGE B, SATFAR T, et al. Develop-ment of a Climbing Robot for Inspection of Long Welding Lines [ J ]. Industrial Robot,2008,35 ( 3 ) :217-223.
7SCHEMPF H, CHEMEL B, EVERETI" N. Neptune: Above - ground Storage Tank Inspection Robot System [ J ]. Robotics & Automation Magazine, IEEE ,1995,2(2) :9-15.