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Thursday in Qatar monthly condensate oil sales tender after the release of September condensat......
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Upstream dynamics: OPEC is trying to mitigate global oversupply by reducing production, but ......
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The new PVC fiber reinforced hose – flexible, transparent, durable, non-toxic, beautiful......
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The new plastic tubes are soft and flexible, durable, non-toxic, beautiful appearance, corrosi......
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The new PVC raw materials and galvanized steel wire spiral to strengthen the inner layer to en......
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A Brief History of Revolutionary History of PVC Plastics PVC profiles, although some of......
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First, measure 1. the amount of wall thickness: to see whether the provisions of the wall thic......
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In most cases, there is no detection tool and testing conditions? We can according to the visu......
