青云翻译

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Beijing to Shijiazhuang segment of mid-route of Longmen branch East Canal inverted siphon on lower structure optimization design

East northward rerouting of southern river median line Beijing stone section Dragon Gate main channel two branch type inverted siphon substructure optimization design

South-to-north water diversion centerline Jing Shi Lung Mun East Channel 2 support tube-type structure of the Department was knocked down the syphonic optimization design

Beijing to Shijiazhuang segment of mid-route of Longmen branch East Canal inverted siphon on lower structure optimization design