青云翻译

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All piping connections after the technician should carefully check the fitting is tightened, must be fixed piping are secure, and reliable;

After the complete pipeline connection finished the technical personnel should inspect the pipe connection earnestly whether screws tight, must fix the pipeline is whether reliable, reliable;

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All piping connections after the technician should carefully check the fitting is tightened, must be fixed piping are secure, and reliable;