牟江涛

Crane mast retracting device and crawler crane

高一平, 滕宏珍, 宋春阳, 2011 .

Connecting beam assembly and truss arm system

高一平, 刘权, 詹纯新, 2012 .

Truss arm abutting structure, truss arm comprising same and truss arm crane

高一平, 刘权, 詹纯新, 2011 .