所屬欄目:溶液過程理論與電磁處理技術
Thecommonmethodsfordisposalofbloodbymeatprocessorsarerendering,landapplication,compostingandtransfertoawastewatertreatmentplant.IntheUnitedStates(US),thefederalgovernmentprovidesguidancewhilestategovernmentsregulatecompostingandlandapplication.Renderingis ......(本文共 8477 字 ) [閱讀本文] >>