4 Preservation of Hides and Skins

Inmanycasesitisimpossibletoputfreshhidesandskinsintoleatherproductionwithinhoursofslaughter.Usuallyittakes2to25weekstocollect,store,market,transporthidesandskinsfromslaughterhousetotanneryworkshop.Inthisveryperiod,hidesandskinshavetobecuredorpreservedeffe ......      (共11762字)     [阅读本文]>>



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