简介:1IntroductionABCCateringServicesLtd.haslongrecognizeditsneedstocompeteeffectivelyinitskeymarketsinthePacificRim.WithABC'shistoricalfocusondeliveringalmostfaultlessservice,comparativelylittleattentionhasbeengiventothesupplychaincostofthatdelivery.However,thenewkitchenatSeoul,wasopenin1997,addedmoreworkloadtothecompany.Thingshavenotbeenworkingwellsincethen.TheABCCorporationrealizesthatitisnecessarytoreducesupplychaincostsandtoimproveitsoperationefficiencyinordertoretainandexpandcustomerbase.
简介:曝气生物滤池是近年来国内外发展较快的一种废水好氧生物处理新工艺,具有较好的脱氮除磷效果。文章在简单介绍了传统生物脱氮除磷原理的基础上,详细说明了曝气生物滤池中存在的脱氮除磷现象并解释了造成这种现象的原因.