... 处理面treatedside 防锈处理stainproofing 双面处理铜箔doubletreatedfoil ...
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Fluorocarbons are still the preferred solotion for stainproofing in domestic carpets, particularly for liquid repellency.
碳氟化合物依然是家用地毯防污整理，尤其是防湿沾污的首选。
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