suspended pipeline aerial crossing 悬垂式管道跨越 ; 悬垂式管道跨过

obliquely-cable stayed pipeline aerial crossing 斜拉索管道跨越 ; 斜拉索管道跨过

girder pipeline aerial crossing 梁式管道跨过

suspension pipeline aerial crossing 悬索跨越

light truss pipeline aerial crossing 轻型托架式管道跨过

cable stayed pipeline aerial crossing 斜拉索跨越

gridder truss pipeline aerial crossing 椼架梁跨越

suspended cable&pipeline aerial crossing 悬缆式管道跨过

aerial pipeline crossing 管道跨越工程