青云翻译

Pipeline under the ditch, the ditch on to the designated persons inspections intersection based supervised

When under the pipeline ditch, on the channel you want to make special inspections, junction Office dedicated

Under when pipeline ditch, on the ditch must suppose the specialist to do an inspection, the street intersection place supposes the specialist to safeguard

When the line, and on the person you want to set up inspection office, located at junctions, and personal care

When under the pipeline ditch, on the channel you want to make special inspections, junction Office dedicated