网络释义
1)twin hock twin beam overhead crane in bridge type,双钩双粱桥式行车2)twin beam overhead crane in bridge type,双梁桥式行车3)twin beam overhead in bridge type,桥式双梁行车4)two beam crane in bridge type anti explosive,防爆双梁桥式行车5)twin beam overhead bridge crane,电动双梁桥式行车6)twin beam overhead crane with single hock,单钩双梁行车