高手翻译，在线等。

From a A Corporation northeast corner's minute cylinder, along the northern wall inside to the west the approximately 70 meters, adopts the low frame tube's form to the existing street east side, folds 90 degrees along the street east side to the south the approximately 620 meters, to under the Sewage treatment plant southwest corner's tube bridge, adopts the way which underground buries straight to lay down; Then on a Corporation existing bridge, the approximately 150 meters place supposes a cylinder along the bridge to the west, to northern and B Corporation existing steam conduit docking; To southwest along bridge approximately 110 meters with C original steam conduit docking.