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PIPELINES ARE CONTINUALLY INSPECTED FOR LEAKS AND...
PIPELINES ARE CONTINUALLY INSPECTED FOR LEAKS AND FOR DAMAGE CAUS...
LUYEN THI TOIEC 870 CAU TRAC NGHIEM
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387. Pipelines are continually inspected for leaks and for damage caused by such conditions as freezing A Btemperatures, heavy rain, and soil erode. C D
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387.
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LUYEN THI TOIEC 870 CAU TRAC NGHIEM