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IntroductionChromeleatherscrapisthesolid wasteofleatherindustry .Itsmaincompositionisprotein(mainlycollagenprotein ,globulinandalbumin) ,someCrcompoundbondingwiththeprotein ,alittlecarbohydrate ,fatandsomeinorganics.Thechromeleatherscrapstackedwillputridgra… 相似文献
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